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
Looking around. Especially with a purchase of this kind.
到处看看， 特别是这一类买卖。
It's not up to his usual standard.
这次没有达到他平时的水平。
The steps are rather narrow.
这些台阶相当窄。