Monoethyl choline
[化] 乙基胆碱; 一乙基胆碱
🧩 词语组成解析
n. 胆碱\\n[化] 胆碱
🗣️ 情景例句
I'm a photographer.
我是摄影师。
How old do you have to be to vote in the national elections?
你要多大才能在大选中投票？
There were six million visitors in all,
参观的人数总共是600万。