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
They graduated from high school last year.
他们去年高中毕业。
Where can I make a reservation?
我到哪里可以预订？
We can't decide who should open it first.
我们难以决定谁先打开礼物包。