Platinotron
[电] 磁控放大管
🗣️ 情景例句
As I told you before, my door is always open.
正如我以前跟你说的一样，我们的门永远都是敞开的。
You should have your suit cleaned and ironed.
你应该把你的套装拿去洗烫一下。
and these will ply the short wings with such irresistible power that they can bore for long distances through an opposing gale before exhaustion follows.
这些肌肉以巨大的力量扇动短小的翅膀，使这类鸟能顶着大风飞行很远的路才会疲劳。