| 词汇 | stem |
| 释义 | stem noun[ C ] uk /stem/ us /stem/ stemnoun[C] (CENTRAL PART)a central part of something from which other parts can develop or grow, or which forms a support主干 the stick-like central part of a plant that grows above the ground and from which leaves and flowers grow, or a smaller thin part that grows from the central part and supports the leaves and flowers: （植物的）干，茎，梗，柄 flower stems花茎 Anke Wittkowski/EyeEm/GettyImages the thin vertical part of a glass or similar container that joins the part that holds liquid to the flat bottom part on which it stands: （高脚杯的）柄脚 Champagne glasses usually have long stems.香槟酒杯通常有长长的柄脚。 MediaProduction/E+/GettyImages Physical supports and supporting abutment bearing bolster bookend buoy burden buttress groan load-bearing modillion pier pile pillar prop prop something up rafter runner sinew underpin weight-bearing You can also find related words, phrases, and synonyms in the topics: Parts of plants Dishes, bowls, cups & glasses stemnoun[C] (WORD)the part of a word that is left after you take off the ending: 词干 From the stem "sav-" you get "saves", "saved", "saving", and "saver".由词干 sav- 可以衍生出 saves，saved，saving 和 saver。 Linguistics: morphology & parts of words -athon affix affixation agglutinate agglutinative analytic contraction interfix ion ism libfix monomorphemic monosyllabic morpheme suffix syllabify synthetic that'd that'll that's stemnoun[C] (WATCH)US(UKwinder) the small part on the side of a watch that you turn to move the hands(= parts that point to the numbers), or to make the watch operate（手表的）发条转柄，拨针柄 Mark Harwood/The Image Bank/GettyImages Watches & clocks 24-hour clock against the clockidiom alarm alarm clock at/on the stroke of somethingidiom atomic clock clock horology hour hand hourglass lose military time minute hand movement stroke timepiece turn the clocks backphrase twenty-four-hour clock unsynchronized watchband stemnoun[C] (SHIP)the main supporting structure at the front of a ship（船）艏，艏柱 Parts of ships & boats abaft bilge water boathook boiler room bowline cleat escape hatch keel paddle periscope propeller prow rigging spar sprit steerage strop sun deck superstructure topsail Idiomfrom stem to stern stem verb[ T ] uk /stem/ us /stem/-mm- to stop something unwanted from spreading or increasing: 阻挡;阻止;遏制 These measures are designed to stem the rise of violent crime.这些措施旨在遏制暴力犯罪的增加。 We must take action to stem the tide of resignations.我们必须采取行动制止愈演愈烈的辞职潮。 to stop the flow of a liquid such as blood: 堵住，止住（出血等） She tied a handkerchief around the wound to stem the flow of blood.她用手帕系住伤口来止血。 Causing something to end abandon abandonment all good things (must) come to an endidiom and have done with itidiom be over the humpidiom cure give over halt hang jack something in kill something stone-deadidiom lay lid lift snap snuff something out stamp on something stamp something out stanch staunch You can also find related words, phrases, and synonyms in the topics: Movement of liquids Phrasal verbstem from something STEM noun[ U ] (also Stem)uk /stem/ us /stem/ abbreviation for Science, Technology, Engineering, and Mathematics (as subjects of study): 科学、技术、工程和数学（ Science, Technology, Engineering, and Mathematics的缩写） We work with schools and colleges to help educators inspire students in STEM.我们与学校和学院合作，帮助教育工作者激励学生学习科学、技术、工程和数学等科目。 We want to see more girls and women studying STEM subjects.我们希望看到更多的女孩和妇女学习科学、技术、工程和数学等科目。 Subjects & disciplines -ological Afrocentrism andragogy AP applicative applied ESOL esp. ethnoscience food technology functional skills non-technical nonscientific ology ontology sports scientist sub-department sub-discipline subscience suicidology stem | American Dictionarystem noun[ C ] us/stem/ stemnoun[C] (CENTRAL PART)a central part of something from which other parts can develop or grow, or which forms a support The stem of a plant is the straight part that grows above the ground and from which leaves and flowers grow. The stem of a glass is the narrow, vertical part that supports the container into which you put liquid. stem verb[ T ] us/stem/-mm- stemverb[T] (STOP)to stop something unwanted from spreading or increasing: The bank tried to stem the currency’s recent decline against the dollar. Phrasal verbstem from something Examples of stemstem However, there are also qualitative and quantitative differences among the clitics stemming, in our view, from their different internal syntax. In the laboratory, rice stems were scraped9 and gut contents were carefully removed11. The regulations that stem from the consensus ensure a peer-review scientific process so that the science is as good as any system can guarantee. Between 1996 and 1998, 229 plants died and 629 stems recruited into the 30 cm size class. They can show many different symptoms, and stem from many different causes. By contrast, a two-syllable suffix attached to the same stem is conducive to a succession of two stressed syllables. Examples of cell signalling pathways implicated in adult stem cell ageing. Thus, only when the stress of the ending is zero is the stress in the word placed in the stem. The oral morphological aspect of our study focuses on two nominal constructions that undergo linear suffixation with and without stem change. Problems stem from poor recall and poor precision. The stems were prepared as described above, and infested with prey as for the mixed prey density treatment (iv) previously described. Music stemming from literary or visual contexts presents particular problems when it comes to deciding what is appropriate knowledge. Each time the roller passed over the flax stem some of the shive separated from the fibre. There are intrinsic limitations to governmentality, which stem from the market mechanism and come to light via its scientific study. Integration of proliferation versus differentiation signals that regulate trophoblast stem cell fate. See all examples of stem These examples are from corpora and from sources on the web. Any opinions in the examples do not represent the opinion of the Cambridge Dictionary editors or of Cambridge University Press or its licensors. |
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