Ethadione
[化] 依沙双酮; 乙┭二酮
🗣️ 情景例句
to move the air-conditioning units
移动空调设备
This pencil is longer than that one.
这支铅笔比那一个长。
One of the first jobs when you start work in an office is to learn how to use every piece of equipment.
你在办公室开始工作的第一件事就是要学会怎样使用办公室里的每样设备。