air impermeability
英
美
- 不透气性
双语例句
- The air flows through the slatted floor and it is perfectly cool even in the tropical heat.
木质地板的透气性极佳，即使在闷热的热带地区，房间里也十分凉快。 - Dormancy for hard seeds is caused by impermeability to water and gas and mechanical constraint of the seed coat.
硬实种子种皮透水透气性差和对胚生长的机械限制，引起种子休眠。
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