Pregnane
n. [生化]孕烷
🔁 扩展释义
【化】 孕烷; 孕甾烷【医】 孕烷
🗣️ 情景例句
I'm ten.
十岁。
None are so deaf as those who will not hear.
不愿倾听意见者最聋。
why have we had no visitors from outer space yet?
那么我们为什么还未见到外层空间来访的客人呢？