Collimator tube
[建] 準直管, 平行光管
?? 詞語組成解析
n. 準直儀\\n[化] 準直管; 平行光管
??? 情景例句
Men and women, young and old, to give us their time.
不管男女老幼 ，請他們貢獻時間。
By the way, before leaving this subject, I would like to add a few comments.
在結(jié)束這個問題之前順便一提，我希望能再提出一些看法。
That's all right. Thank you. Goodbye!
好的。謝謝你，再見！