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- Aging treatment can cause some damage to membrane system of seed while no significant effect on the semipermeable layer. 老化对种子膜系统有一定损伤，但对半透层并无显著影响。
- It was found that the elastic storage of the seabed semipermeable layer can enhance the head fluctuation in the confined aquifer when the semipermeable layer is enough long. 研究结果表明，当海底弱透水层延伸足够长时，它的弹性储水对承压含水层中的海潮引起的水头波动有增强作用。
- Location of semipermeable layer and permeability of seed in S. sudanense were studied by lanthanum tracer、transmission electron microscope and energy dispersive X-ray analysis. 摘要通过硝酸镧示踪、透射电镜观测和X射线能量色散分析等技术，对苏丹草种子半透层的位置和透性进行了研究。
- This layer of rock contains a lot of flint. 这一岩层中有大量燧石。
- The inner layer of the wall of a spore. 孢子内壁孢子壁的内层
- There is a fine layer of dust on the desk. 桌子上有一层薄薄的尘土。
- semipermeable layer 种子半透层
- The middle, usually fleshy layer of a fruit wall. 中果皮果皮中间通常含肉较多的那一层
- The bottom layer is a mixture of sand and clay. 最下面的一层是沙和泥的混合物。
- A fine layer of dust covers everything. 所有的东西都盖了一层薄薄的灰尘。
- A layer, as of doubled-over cloth or of paperboard. 一层一层，如折叠过的布料或纸板的
- A surface, layer, or mass of frozen water. 冰面冻结的水的面、层或块
- A thin layer of bone, membrane, or other tissue. 骨骼、粘膜或其它组织的薄层
- A thin, flat layer or scale, as that of a fish. 外表组织薄而平的一层或鳞状物，如鱼鳞
- Having a cortex or a similar specialized outer layer. 有皮的有皮的或具有相似的专门发育的外部覆盖的
- A coat or layer enveloping an organ or a part. 被膜一种覆盖器官或身体部位的覆盖层或包被
- A layer of skin peeled off her sun-burnt back. 她晒黑的背上掉了一层皮。
- The pollution had destroyed ozone layer and caused many changes in weather. 污染破坏了臭氧层，并引起了许多天气变化。
- The layer spindle was an early development. 层式纺锤形是早期发展起来的。
- The altitude of the lowest layer of clouds. 云幕高度最低层云的海拔高度
