Tres
a. 三（等于three）
🗣️ 情景例句
What room are you in, sir?
先生，您住几号房？
I don't know how to work the machine.
我不懂得怎样使这部机器运转。
When a light passenger plane flew off course some time ago, it crashed in the mountains and its pilot was killed.
不久前，一架轻型客机偏离了航线，在山区坠毁，飞行员丧生。