Tetraethylene pentamine
[化] 四亚乙基五胺
🗣️ 情景例句
Why don't you talk to him about it tomorrow?
何不明天再跟他谈？
Learn to say before you sing.
按部就班。
He showed that the average individual's sleep cycle is punctuated with peculiar bursts of eye-movements,
他指出，平常人的睡眠周期中不时伴有一阵阵奇怪的眼球队活动，