B fibers
[医] B类纤维(神经)
🧩 词语组成解析
n. 纤维（fiber的复数）
🗣️ 情景例句
Right. And the phone number?
好的。电话是多少？
Don't forget to write your return address on the letter.
不要忘记在信封上写你的回邮地址。
Let's go and take a look at it.
让我们去看看吧！