Klystrons
(klystron 的复数) n. 调速管\\n[化] 速调管
🗣️ 情景例句
He keeps good company.
他和好人来往。
I'd appreciate your kind consideration in the coming negotiation.
洽谈中请你们多加关照。
Soon, the bees in the hive flew out.They flew right to the dish.
很快，蜂箱里的蜜蜂飞了出来，它们径直朝碟子飞去。