La bel tube
[化] 拉贝耳式管
🧩 词语组成解析
La
[[lɑ:]]
[医] 镧(57号元素)
bel
[bel]
n. 贝尔（音量比率的单位）;
🗣️ 情景例句
I just solved the mystery.
我刚刚把那个谜底解开了。
To assemble radios
组装收音机
The fact that the policeman was prejudiced against foreigners could not be recorded in the official files.
警察歧视外国人的事在官方档案中不可能加以记载，