Could twist the sinews of thy heart?

才能拧成你那心脏的腱肌？

Could seize the sinews of thy heart?

能扭成你的心脏和肌肉？

Could twist the sinews of thy heart?

把你的心脏的筋肉捏成？

The athletes waited, with all their sinews tensed.

运动员都在等待著，全身肌肉十分紧张。

His sinews stiffened themselves in tense readiness.

在紧张的准备状态下他的肌肉绷得紧紧的。