Sinesoid
正弦曲线
🗣️ 情景例句
I thought you might be hungry.
我想你大概饿了。
One thing, however, that we should not forget in doing business is to have a sense of appreciation.
可是有一件事我们做生意时不能忘，就是保持一份感恩的心情。
'Do you call that a hat?' I said to my wife.
“你把那个叫帽子吗？”我对妻子说。