Cyclogyro
旋翼机
🗣️ 情景例句
How ofter have met with our competitors?
你多久遭遇我们的竞争对手一次？
Would you please tell Mr. Cooper that I'm here.
请您告诉库珀先生我在这里。
Once there was an old tiger.
从前有一只年迈的老虎。