Quadratron
热阴极四极管
🗣️ 情景例句
Will you let me be your friend, Michelle?
愿意让我成为你的朋友吗 ，Michelle？
We handle export of microwave ovens and would take the liberty to send you our price list for your reference.
我们经营微波炉出口业务，现冒昧给你方寄去我方报价单供参考。
Once we detected a planet, we would have to find a way of blotting out the light from its star, so that we would be able to 'see' the planet properly and analyze its atmosphere.
一旦我们找到这样一颗行星，我们就要想办法将它的恒星射过来的光线遮暗，这样我们就能彻底“看见”这颗行星，并分析它的大气层。