Hn1
[化] 2,2'-二氯三乙胺
🗣️ 情景例句
It is great.
的确是太好了。
Since we need the goods urgently, we must insist on express shipment.
由于我方急需这批货物，我方坚持使用快递装运。
'Mr.Eames,' he said, in a mournful voice, 'you have just killed that child!'
“埃姆斯先生，”他以悲伤的声调说，“你刚刚把那个小孩压死了！”