Parameter amplifier
[计] 参量放大器
🧩 词语组成解析
🗣️ 情景例句
Oh, it was no trouble.
哦 没什么麻烦。
Often and little eating makes a man fat.
少吃多餐，身强体胖。
He's only forty-one years old, and he has already been to nearly every country in the world.
他只有41岁，但他却过世界上几乎每一个国家。