🧩 词语组成解析
helen
[['helinə]]
n. 海伦（女子名, 火把、光亮的之义）
[计] 先进数据管理系统
n. 凯勒（男子名）
🗣️ 情景例句
I would like to send this by registered mail, please.
我想把这封信挂号寄出。
Cohabitation dorm
同居寮
Who was first? Who was second? Who was third?
谁是第一？谁是第二？谁是第三？