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
This DJ is really good.
这个DJ真棒！
He can't come and he sends his apologies.
他为他的不能前来致歉。
But where's my cup?
可我的杯子上哪里去了？