Etomal
乙琥胺
🗣️ 情景例句
Please do the work at your own convenience.
请在方便时把这事做一做。
My class went camping last summer.
去年夏天我们班去露营了。
'Do not touch the exhibits. Some of them are dangerous!'
“切勿触摸展品，某些展品有危险！”