这个桌子很光滑。
zhègè zhuōzǐ hěn guānghuá 。
This table is very smooth.
她的皮肤光滑如丝。
tāde pífū guānghuá rú sī 。
Her skin is as smooth as silk.
这条路非常光滑，开车很舒适。
zhè tiáo lù fēicháng guānghuá ， kāichē hěn shūshì 。
This road is very smooth, driving is very comfortable.