Methyne
[化] 次甲基
🗣️ 情景例句
Let's get in shape.
咱们去健身吧。
Nothing is really beautiful but truth.
只有真理才是真美。
Ever since, people have had difficulty in deciding whether the craft should be ranged among ships,
自那以后，人们很难决定是否应该将这种运载工具列为轮船、