Microcoulometric detector
[化] 微库仑检测器
🧩 词语组成解析
🗣️ 情景例句
Men and women, young and old, to give us their time.
不管男女老幼 ，请他们贡献时间。
What is he doing today?
今天他在做些什么？
Practice dialogues like these.
这样练习口语。