线条 肌肉 选哪个？

曲线 ...

少量肌肉
————The girl who is collecting mushrooms will go to school with her bag carried on her back.

肌肉、

有肌肉才有线条，不要没线条的肌肉。

没线条没肌肉，就是个形成肌肉的雏型。