E-system
电子系统
🧩 词语组成解析
🗣️ 情景例句
I would like to send this by registered mail, please.
我想把这封信挂号寄出。
He sketched his own part in the affair.
他概述了自己在此事中的作用。
He had a good many friends here.
他在这儿有很多朋友。