Lach
[醫][=lachrymator]催淚毒氣, 催淚劑
??? 情景例句
Oh, please.
噢 太好了。
Where is the ticket office?
售票處在哪兒？
He always meant to go back on day, but not to stay.
他總想將來回國看看，但卻不愿長期住下去，