Cryptograms
(cryptogram 的复数) n. 密文
🗣️ 情景例句
Yes. When you get on the transfer bus, just show the bus driver this ticket stub.
要。当你上了转乘的公共汽车时，就把这张票根给司机看。
You're welcome.
不客气。
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，