Ignitron contactor
[电] 引燃管接触器
🧩 词语组成解析
[电] 水银半波整流管
n. 接触器\\n[化] 接触器
🗣️ 情景例句
Hi, Alexandra. Welcome.
嗨 Alexandra。欢迎。
He has a letter.
他有一封信。
I have had several conversations with him.
我已经和他谈过几次了。