她仰卧着凝视天花板。

She lay on her back staring up at the ceiling.

《牛津词典》

米开朗基罗在天花板上作画花了4年时间，且是用仰卧的姿势进行的。

It took Michelangelo 4 years to paint the ceiling. He painted it while lying on his back.

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仰卧起坐板是训练肌肉的上好器材，轻松仰卧起坐可训练腹部肌肉及大腿内侧各部位肌肉；

Sit-up board is the best fitness for exercise the muscle. The sit-up may exercise the muscle in abdomen and inside the thigh.

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仰卧，膝关节弯曲，手臂抬起指向天花板。

Lie on back, knees bent, arms up and pointing to ceiling.

youdao

仰卧，膝关节弯曲，手臂抬起指向天花板。

Lie on back, knees bent, arms up and pointing to ceiling.

youdao