Civil aviation
[经] 民用航空
🧩 词语组成解析
🗣️ 情景例句
Hi, everyone. Sorry I'm late.
嗨， 各位好。很抱歉我迟到了。
I can see the brown wall of dust coming toward us with the wind.
风卷起褐色的墙壁似的滚滚黄沙，向这里袭来。
It was raining heavily and they found that a stream had formed in the field.
雨下得很大，他们发现地上已经形成了一条小溪。