L.f.d.
[医] 最低致死量(毒素)
🗣️ 情景例句
This is Jack Davis.
我就是Jack Davis。
You'll have to decide whether you want to pass your examinations or just have a good time.
你必须决定你是想通过考试还是好好玩一玩。
'I know,' answered Patrick, 'but I love to hear you say it!'
“这我都知道，”帕特里克说，“可我就是喜欢听你说出这此！”