Aurora tubes
[电] 极光管
🧩 词语组成解析
aurora
[ɔ'rɔrə]
n. 晨曦;曙光;朝霞;北极光;
n. 管子, 导管；管状虫；伦敦地铁（tube的复数）
🗣️ 情景例句
Could you tell me a little about your background?
能否请您简短地谈一下贵公司的背景？
Do you often study history on Saturday?
你常常在星期六学历史吗？
You have a very good memory.
你的记性真好。