Ignitron
[电] 水银半波整流管
🗣️ 情景例句
Dreadful weather, don't you think?
天气可真差劲，你说呢？
Parents usually put a small red paper packet under their child's pillow.
父母常常会在孩子枕头下放一个小红包。
Over there, on the hill.
那边，山上。