Diethylnitrosamine
二乙基亚硝胺
🗣️ 情景例句
No, you sound different today.
没有，今天你的声音听起来不一样。
Many people's feelings concur on the subject of freedom.
许多人的感情，在自由的问题上是一致的。
They also found out that bees fly a maximum distance of 3.2 kilometres between their hive and a feeding place.
他们还发现蜜蜂从蜂箱到喂食点的最大飞行距离是3。2公里。