Vacuum tube characteristics
[电] 真空管特性
🧩 词语组成解析
n. 特性, 特征；特质；特色（characteristic的复数）
🗣️ 情景例句
That's what I said.
我也是这么说。
I'm from out of town.
我从城外面来。
You see, I was hoping to give you a surprise.'
嗯，我是想让你大吃一惊。”