Preaccealerating electrode
[电] 前置加速电极
🧩 词语组成解析
🗣️ 情景例句
Oh?
噢？
Don't worry. Everything will work out all right.
别担心了，一切都会好的。
It was not yet light, so it was easy to stay hidden.
天还没亮，所以很容易隐蔽。