躺 + 在 + Location
The verb 躺 (tǎng) means 'to lie down' or 'to recline,' describing a horizontal resting position. It is commonly followed by location phrases introduced by 在 to indicate where someone or something is lying. For example, 躺在床上 means 'to lie on the bed.'
他累了,躺在沙发上就睡着了。
Tā lèi le, tǎng zài shāfā shàng jiù shuì zháo le.
He was tired and fell asleep lying on the sofa.
别躺在地上,太凉了。
Bié tǎng zài dì shàng, tài liáng le.
Don't lie on the ground — it's too cold.
她喜欢躺在草地上看星星。
Tā xǐhuān tǎng zài cǎodì shàng kàn xīngxīng.
She likes lying on the grass and looking at the stars.