Ethionic acid
[化] 乙二磺酸
🧩 词语组成解析
🗣️ 情景例句
Bye, take care.
保重。
Think nothing of it.
别放在心上。
It's often cold in December, January and February.It snows sometimes.
12月、1月和2月常常很冷，有时还下雪。