Subarea
n. 分区
🗣️ 情景例句
I'm going to use it for business.
我会在业务上用到它。
It's very nice of you to come and see me off.
您来给我送行，真是太客气了。
Fortunately, a pilot saw the signal and sent a message by radio to the nearest town.
幸运得很，一位飞行员看到这个信号，用无线电给最近的城镇发了报。