She lay back against the pillows.

她半躺半坐靠在枕头上。

He lay back on his cushion and was still, as if he were thinking.

他躺回垫子上，一动不动，好像在思考。

She answered all these questions and many more and he lay back on his pillow and listened.

她回答了所有这些问题，还回答了更多别的的问题，他躺回他的枕头上听着。

She lay back in the tub.

她仰靠在浴缸里。

She lay back and stared at the ceiling.

她躺下来，盯着天花板。