Dena
[医][=diethylnitrosamine]二乙基亚硝胺
🗣️ 情景例句
You'll never guess what happened the other day!
你永远也猜不到前几天发生什么事了！
Confession is the first step to repentance.
悔罪先须认罪。
She gave her luggage to a porter and showed him her ticket.
她把行李交给搬运工并给他看了车票。