Setbkcolor
设置后景颜色
🗣️ 情景例句
Oh, it was nothing. I'm glad she liked it.
嗯，小意思。她喜欢就好。
Air China has a flight leaving at 9:25.
中国航空公司有一班飞机，9点28分起飞。
Yes, I am.
是的，我是法国人。