Methene
n. 亚甲基
🗣️ 情景例句
Malcolm, please.
请叫我Malcolm吧。
What do you like best?
你最喜欢的是什么呢？
Instruments have been devised and can be so placed that all three elements can be recorded in different graphs.
已经设计出了一些仪器，它按照一定的安放方式就可测绘出这三种运动的曲线图。