Acetophenine
[化] 醋吩宁; 2,4,6-三苯基吡啶
🗣️ 情景例句
Yup.
是的。
You must go easier on yourself; you look exhausted.
你不可以太勉强，你的身体似乎太疲劳了。
it would be up and down, to and for and from side to side.
呈现出上上下下、来来回回、左左右右3种性质的运动。