Ignitron
[电] 水银半波整流管
🗣️ 情景例句
I think you should take the highway all the way, and I'd advise you to avoid stopping to go sight-seeing.
我认为你最好全程走高速公路，而且我建议你不要停下来看风景。
I can't afford it.
我买不起。
Would you be kind enough to sign our visitors book?
请在来宾簿上签名好吗？