Semiquinone
[化] 半醌
🗣️ 情景例句
Where's Mom?
妈妈呢？
Early start makes easy stages.
早开始是成功的保证。
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、