Collimator tube
[建] 准直管, 平行光管
🧩 词语组成解析
n. 准直仪\\n[化] 准直管; 平行光管
🗣️ 情景例句
The topic of sex if somewhat taboo in Chinese daily conversation.
性在中国的日常谈话当中是禁忌话题。
When it started raining, I was reading books.
当开始下雨的时候，我再看书。
Bye!
再见！