Dialkyl alkylene diphosphonic acid
[化] 亚烷基二烷基双膦酸
🧩 词语组成解析
[机] 二烷基
亚烃基, 烯化, 烷撑
🗣️ 情景例句
That sounds a good idea. Thank you.
好主意！谢谢你。
I'm afraid it's going to be too wide.
我怕它将太宽。
Who's that?
那个人是谁？