词汇 | precipitate |
释义 | precipitate verb uk /prɪˈsɪp.ɪ.teɪt/ us /prɪˈsɪp.ə.teɪt/ precipitateverb (MAKE HAPPEN)[ T ]formal to make something happen suddenly or sooner than expected: 促成;使突如其来地发生;加速…的发生 An invasion would certainly precipitate a political crisis.入侵肯定会加剧政治危机。 Fear of losing her job precipitated (= suddenly forced) her into action.对丢掉工作的恐惧促使她立即行动起来。 Causing things to happen activation actuation agent attribute attribute something to someone give rise toidiom hyperstimulate hyperstimulation implement implementation launch pad prompt proximately put someone to somethingidiom Pygmalion effect reactivate realization render spark spell precipitateverb (THROW)[ Tusually+ adv/prep ]formal to throw someone or something from a height with great force使急落直下,使陡然下落 Throwing arm cannon cast flick fling heave hurl outpitch overhand peg sidearm sling stone thread throw throw something in toss underarm underhand unseat precipitateverb (CHEMISTRY)[ I or T ] chemistry specialized If a liquid precipitates, substances in it become solid and separate from the liquid: (使)沉淀,(使)淀析 Cooling the beaker helps precipitate the compound.给烧杯降温有助于化合物沉淀。 If any organic salt is formed, it will precipitate (out) immediately.如果有有机盐形成,它会立即沉淀。 Physical & chemical processes absorbable absorptive absorptive capacity absorptivity acidification aerate endothermic reaction excitability excitation excite exergonic exothermic impregnate re-emit reabsorb react reboil recondense scald vaporize precipitate noun[ C or U ] chemistry specializeduk /prɪˈsɪp.ɪ.tət/ us /priːˈsɪp.ə.t̬ət/ a solid substance that is produced from a liquid during a chemical process: 沉淀物,析出物质 After filtration, the precipitate was dried at 90°C.过滤后沉淀物被加热到90摄氏度进行干燥。 Physical & chemical processes absorbable absorptive absorptive capacity absorptivity acidification aerate endothermic reaction excitability excitation excite exergonic exothermic impregnate re-emit reabsorb react reboil recondense scald vaporize precipitate adjective formaluk /prɪˈsɪp.ɪ.tət/ us /priːˈsɪp.ə.t̬ət/(alsoprecipitous) If an action is precipitate, it is done sooner or faster than expected and without enough thought or preparation: 仓促的,贸然的,轻率的 Don't be precipitate - think it through before you make a decision.别太仓促——作决定前再好好想想。 Synonym hasty Doing things without fear or proper thought act of bravado bravado carpe diem daredevil desperado hotheadedly hotheadedness impetuosity impetuous impetuously like there is/was no tomorrowidiom precipitancy precipitant precipitately precipitation rashness tomorrow trigger-happy unafraid with no thought for somethingidiom You can also find related words, phrases, and synonyms in the topics: Hurrying and doing things quickly precipitate | American Dictionaryprecipitate verb[ T ] fmlus/prɪˈsɪp·ɪˌteɪt/ precipitateverb[T] (MAKE HAPPEN)to make something happen suddenly or sooner than expected: An invasion would certainly precipitate a war. precipitateadjectiveus/prɪˈsɪp·ə·t̬ɪt/ fml We were alarmed by his precipitate actions. precipitate verb[ I/T ] us/priˈsɪp·ɪˌteɪt/ precipitateverb[I/T] (SEPARATE)chemistry to separate, or cause a substance to separate from a liquid as a solid precipitate noun[ C ] us/priˈsɪp·ə·t̬ɪt, -əˌteɪt/ precipitatenoun[C] (SEPARATE)chemistry a substance that separates from a liquid as a solid Examples of precipitateprecipitate In the absence of the complementary globin chains, the excess unbound - or -globin protein aggregates and precipitates, damaging cell membranes and leading to premature destruction. Existing explanations of domestic structural change focus on the role crises play in precipitating radical or episodic change. Their easy production announced a gracious and fertile imagination, which sometimes precipitated them toward error. No precipitating antibodies were detected in either sheep or rabbits. After incubation for 4 h the precipitates were washed again, transferred to the new tubes and their radioactivity determined. The aetiology of post-traumatic morbidity : predisposing, precipitating and perpetuating factor. They warn that youth employment is par t of a syndrome of "precocious development," precipitating a hastened transition to adulthood. The detection of fluid inclusions in surface precipitates is therefore difficult without experience. If a further substance is added, a powdery "metal calces" precipitates from the solution. Although further studies are needed to confirm this finding, it suggests that late-onset depression is more likely to be environmentally precipitated than earlyonset depression. The only option is to stop the analgesics, although this almost inevitably precipitates a temporary worsening of the headaches. Evaluation of proanthocyanidins, protein binding assays and protein precipitating potential. The omission of heavy metal staining is important when cytochemical methods are used that produce very fine precipitates. Post-lumbar-puncture headache is an example precipitated by leakage from the punctured lumbar theca. The work is a metaphor which portrays subtle transformations (or transmutations) in human existence precipitated by pervasive new technology. See all examples of precipitate 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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