寫名個陣我知一係mon,但係咪第一同第二個字都係咁?有時有但係有時又無,點解?
Example:hexaboron monosilicide, silicon hexafluoride
收錄日期: 2021-04-15 18:53:46
原文連結 [永久失效]:
https://hk.answers.yahoo.com/question/index?qid=20150326000051KK00047