Brassing
[机] 黄铜铸件
🗣️ 情景例句
May I have a tour of the cockpit, please?
我能参观一下驾驶舱吗？
Play dumb.
装傻！
Similarly, our own present primitive chemical rockets, though good enough to orbit men,
同样，我们目前使用的原始化学火箭，虽然可以把人送入轨道，