L.f.d.
[医] 最低致死量(毒素)
🗣️ 情景例句
You're really stretching the truth.
你太言过其实了。
The little boy left home for his first day at school.
那个小孩第一天离开家去上学。
but the took a long time to send them Meanwhile,
但过了好长时间不见他把数字寄来，