Muscle fibers
[医] 肌纤维
🧩 词语组成解析
n. 纤维（fiber的复数）
🗣️ 情景例句
and giving up your free time.
放弃了你的闲暇时间。
Happy is he who knows his follies in his youth.
记得青年时所做的愚笨事的人是幸福的。
We've got plenty of time.
我们时间还很宽裕。