Undor
廣義旋量
??? 情景例句
and I have a production meeting at four.
我四點鐘有個生產會議。
Would you care to take a seat while I make out a receipt?
請坐一會兒好嗎？我給您開個收據。
Yes, you're right! Thanks.
對，在這兒，謝謝！