Megnetron
磁控电子管
🗣️ 情景例句
Oh, I'm so sorry.
噢， 我真难过。
You're not worth my time.
我才懒得理你。
But the first people who were like ourselves lived so long ago that even their sagas, if they had any, are forgotten.
但是，和我们相似的原始人生活的年代太久远了，因此，有关他们的传说既使有如今也失传了。