L.f.d.
[医] 最低致死量(毒素)
🗣️ 情景例句
Give me a scotch on the rocks.
给我杯加冰的苏格兰威士忌。
I hope you will succeed.
我希望你会成功。
It was necessary to recognize that these institutions which are based on the same premises,
必须认识到，这些建立在相同前提基础上的风俗，