Cma train
[机] 凸轮机构
🧩 词语组成解析
abbr. 军事委员会（Committee of Military Affairs）；特许医学助理医师（Certified Medical Assistant）；中华医学会（China Medical Association）；基督教传教联盟（Christian and Missionary Alliance）
🗣️ 情景例句
I am calling on behalf of the Private Teacher Company.
我代表家教公司给您打电话。
He always keeps his words.
他总是信守诺言。
I think that the doctor had better see you.
我想最好请医生来给你看一下。