Backstand
张紧座; 后座; 支撑结构
🗣️ 情景例句
That isn't necessary.
这倒不必。
If you run after two hares,you will catch neither.
同时追两兔，一只也难捕。
The house has many large rooms and there is a lovely garden.
这栋房子里有许多房间，还有一个漂亮的花园。