Phemeride
[医] 菲默里德, 氯化苄甲乙氧铵
🗣️ 情景例句
Will you be all right?
你不会有问题吧？
Nothing so bad, as not to be good for something.
塞翁失马，安知非福。
and if a single curved glass would distort nature, how much more would a pair of them?
何况一片曲面镜就可歪曲自然，那么伽利略的两片曲面镜对自然的歪曲又该多大呢？