Nonylone
[化] 二辛基酮; 二辛基甲酮
🗣️ 情景例句
That's all right. We don't go to bed early.
那没关系。我们不会睡得太早。
I'll call the roll before class.
课前我要点名。
Don't worry! We won't leave before nine. We'll wait for you outside the school gate!
别担心！9：00前我们不会出发。我们将在学校的大门外等你！