Envelops
n. 包络线；信封（envelop的复数）
🗣️ 情景例句
Hi, Alexandra. Welcome.
嗨 Alexandra。欢迎。
Tall trees catch much wind.
树大招风。
There he was picked up by a policeman and sent back to England by the local authorities.
他在那儿被一个警察抓住了，之后被当局送回了英国。