Electron-trajectory
[电] 电子弹道
🧩 词语组成解析
electron
[i'lektrɔn]
n. 电子;
🗣️ 情景例句
Oh, Robbie!
哦 Robbie！
I wonder what makes you unhappy.
我不知道是什么使你不快乐。
but the fire fighters were eventually able to free him by cutting a huge hole in the wall.
消防队员在墙上挖了个大洞，才终于把他解救出来。