Ld-50
[医] 半数致死量
🧩 词语组成解析
致死剂量
fifty
🗣️ 情景例句
He never married because
他不结婚是因为
To fry eggs sunny-side up
煎一面的荷包蛋
I saw a beautiful fish in the street market the other day.
前几天，我在街市上见到一条很漂亮的鱼。