Bitermitron
双端管(M型非重 入返波正交场放大管)
🗣️ 情景例句
I've got to keep my nose to the grindstone to support my family.
我拼命工作养家。
I remember the girl whose father owns a dress shop.
我记得那个女孩的父亲有一家服装店。
They may also have used wood and skins, but these have rotted away.
他们也可能用过木头和兽皮，但这类东西早已腐烂殆尽。