Respropiophenone
[化] 異丙基·苯基酮; 異丙基·苯基甲酮
??? 情景例句
have become good friends, haven't you?
成了好朋友，不是嗎？
I'd like to allow anyone to ask whatever questions they may have.
我樂意接受任何人提出的任何問題。
As is so often pointed out, knowledge is a two-edged weapon which can be used equally for good or evil.
正像人們常常指出的，知識是一把雙刃刀，可以用于造福，也可以用來為害。