Cesium hollow cathod
[电] 空心阴极
🧩 词语组成解析
n. 铯\\n[化] 铯Cs
hollow
['hɑlo]
adj. 空的;空洞的;虚伪的;空腹的;
n. 洞，坑;山谷;
vt.& vi. 挖空（某物），变空;挖出（孔、洞）;
adv. 完全，彻底;
🗣️ 情景例句
I'm really glad to see you.
非常高兴见到 。
No. That's nog good either. But give me your number and I'll call you if somebody cancels.
不。也不行。不过请你把电话号码给我，如果友人取消约会，我就打电话通知你。
The temple which the archaeologists explored was used as a place of worship from the fifteenth century B. C. until Roman times.
考古工作者考察的这座庙宇从公元前15世纪直到罗马时代一直是祭祀祈祷的场所。