lay on

安装

例句与用法：

He lay on his back and looked up at the sky.

他仰卧著观看天空。

We lay on the beach, saturated in sunshine.

我们躺在沙滩上，沐浴在阳光里。

A thick deposit of mud lay on the fields when the flood went down.

洪水退後，田野上留下一层厚泥。

He lay on a sofa, reading a book.

他躺在沙发上看书。

Several drunks lay on the floor.

好几个醉汉躺在地板上。

Overflow patients lay on the floors and in the corridors.

容纳不下的病人躺在地上和走廊里。

He lay on the floor with a cushion under his head.

他躺在地板上，头下枕着一个垫子。

Are gas and water laid on?

煤气和水管安装好了吗？