Hardnessl
硬度
🗣️ 情景例句
Do I need a visa to go to HongKong?
去香港需要签证吗？
I invited him ti come down, but he wouldn't.
我请他下来，但是他不肯。
What will you do if you win a lot of money?
要是你赢了许多钱，你打算做什么呢？