Plitron
[电] 高度真空管
🗣️ 情景例句
You have been working on this for some time, Richard.
你从事这工作已有一段时间了， Richard。
Which would you rather have--steak or fish?
你想要牛排还是鱼？
Right! Hold it straight! I'll fill in the hole with earth.
好的！扶直了！我用土填坑了