Convivialities
n. 欢乐；高兴；宴乐；宴饮交际
🗣️ 情景例句
What's that?
什么样的工作？
Who is going to pay for it?
谁付账？
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，