Ld
致死剂量
🗣️ 情景例句
I have good news and bad news, which do you want to hear first?
我有好消息和坏消息，你想先听哪个？
On behalf of all the China National Packaging Import and Export Corporation employees invited tonight.
我代表被邀请的中国包装进出口公司全体员工。
I'm about to explode!
我肺都快要气炸了！