| 词汇 | permeable |
| 释义 | permeable adjective formaluk /ˈpɜː.mi.ə.bəl/ us /ˈpɝː.mi.ə.bəl/ If a substance is permeable, it allows liquids or gases to go through it: 可渗透的;可渗入的 Certain types of sandstone are permeable to water.某些类型的沙岩可渗水。 The solvent passes through the permeable membrane to the solution.溶剂透过渗透膜与溶液混合。 Soft and gas-permeable contact lenses are kinder to the eyes than hard lenses.柔软透气的隐形眼镜对眼睛要比硬镜片好。 Opposite impermeable Physics: the state of matter absorbency acidic allotropic compressible crystalline e-liquid fluidity gasses impervious melted polyunsaturated powdery rarefy reflective rustily rusty scaly self-healing sloppily sloppy permeable | American Dictionarypermeable adjective[ not gradable ] us/ˈpɜr·mi·ə·bəl/ science allowing liquids or gases to go through permeabilitynoun[ U ] scienceus/ˌpɜr·mi·əˈbɪl·ɪ·t̬i/ Examples of permeablepermeable Branches from the trees were covered with black permeable plastic bags for 12 hours a day. They found higher germination percentages of brown than green seeds, indicating that brown seeds were more permeable than the green ones. The boundaries between these gendered agricultural spaces were at times permeable as men and women crossed over in order to perform very specific tasks. As the outer sublayers become thinner and more permeable, the inner boundaries begin to imitate constant-pressure surfaces. In particular, permeable group boundaries could, it appeared, easily defeat it. Often, however, the boundaries between different contexts are highly permeable. Firmly embedded in the context of mobility, ethnic boundaries seem to have been much more permeable in pre-colonial times than they are today. The arrangement of particles has given the samples high porosity, the pores are wide and fluids are therefore free to move, making the samples permeable. For those species in which the seed coat is permeable to salts, moistening of the seeds with saline solutions can cause loss of germinability. The seed coat becomes permeable to water and the physiological dormancy of the embryo is broken. But it must be remembered that the boundaries within this ethnic hierarchy were extremely permeable. Human beings have permeable boundaries, and move constantly between the diverse social aspects of their lives. Figure 9 shows the pressure for the case i = 0.5, = 1.0 and = 0, so that the bottom roller is completely permeable. The predominant component of the leakage conductance is permeable to potassium. This demonstrates that the endocarp is permeable to ethylene and does not interfere with ethylene production by the seed. 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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