🗣️ 情景例句
How much do stamps cost?
邮票多少钱？
If I buy that car, I'll have to borrow some money.
如果我要买那辆车的话，我必须借一些钱。
it was not long before its use as the uniquely recognizable broadcasting frequency for interstellar communication was suggested.
提出把它作为星际间唯一可辨认的广播频率就为期不远了。