Tetratomic acid
[化] 四价酸; 四碱价酸
🧩 词语组成解析
四原子的
🗣️ 情景例句
I know it.
我知道。
My brother wants to learn how to drive a car.
我的兄弟要去学驾驶。
Visitors have been asked to keep the woods clean and tidy.
游客已被告知要保持树林的整洁。