Thermionic grid emission
[电] 热离子栅极发射
🧩 词语组成解析
a. 热离子的\\n[电] 热离
grid
[ɡrɪd]
n. 格子，非实质的;地图上的坐标方格;（输电线路、天然气管道等的）系统网络;
🗣️ 情景例句
Can I ring you up?
我可以给你打电话吗？
She doesn't come as ofter as she used to.
她现在已经不像以前那样常来了。
However, he had at last been allowed to send a fax in which he informed the editor that the he had been arrested while counting the 1,084 steps leading to the fifteen-foot wall which surrounded the president's palace.
不过，他终于获准发回了一份传真。在传真中他告诉编辑，就在他数通向15英尺高的总统府围墙的1，084级台阶时，被抓了起来。