Chlorguanide
氯胍, 白樂君
??? 情景例句
How do you want your hot dogs?
你的熱狗想要什么調料？
If I had known that, I could have helped you.
假如我早知道，我就能幫你了。
'You needn't have said that,' my wife answered.
“你沒必要這么說，”我妻子回答說，