Pregnane
n. [生化]孕烷
🔁 扩展释义
【化】 孕烷; 孕甾烷【医】 孕烷
🗣️ 情景例句
Nice to meet you, Mrs. Cooper.
很高兴见到你， Cooper太太。
A wise man cares not for what he cannot have.
智者不作非凡之想。
But can we blame those who looked and failed to see what Galileo saw, if we remember that to use a telescope at the limit of its powers calls for long experience and intimate familiarity with one's instrument?
但是，如果我们想到，便用一架倍数有限的望远镜需要长期的经验和对自己仪器的熟悉程度，那么我们怎么能去责备观察了天空但没有看到伽利略所看到的东西的那些人呢？