He pinned the skin back and sliced into the muscle.

他用大头针把皮肤固定住，然后用刀滑向肌肉。

youdao

The survey also found that those with high stress levels were likely to experience health problems, including headaches, back pain, muscle tension, depression, anxiety, ulcers, and heart problems.

并且调查表明那些在高压力下的人面临更多的健康问题，包括头疼，背疼，肌肉紧张，沮丧，焦虑，溃疡和心脏病。

youdao

Take a step by pushing upwards through the glute (bottom) muscle of your back leg.

后腿大腿肌肉发力推起你的身体顺势向前迈一步。

youdao

We coat the outside with these muscle cells. We place it back into this oven-like device.

VOA: special.2010.10.19

It is not as simple as encouraging patients to build muscle back up on their own, though.

BBC: Could fitness be key to cancer surgery success?

Barefoot brings muscle back to your running, and saves your bones.

FORBES: NIKE, If This Brand Were American You Could Be Toast

It will not provide military muscle to back up economic interests.

BBC: German army prepares for new global role