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
Where is she today?
她如今在哪？
Thank you.
谢谢你。
It was noticed that there were no signs or warnings on the supply lines that ran round the port.
人们这才注意到，铺设在码头周围的供应管道上没有贴标签或告示。