Methanedisulfonic acid
[化] 甲二磺酸
🧩 词语组成解析
🗣️ 情景例句
It's my pleasure.
我很愿意效劳。
Readiness is all.
有备无患。
When the plane arrived, some of the detectives were waiting inside the main building while others were waiting on the airfield.
当飞机到达时，一些侦探等候在主楼内，另一些侦探则守候在停机坪上。