2 sentences for 流畅 (liú​chàng — smooth)

1. 这台联想电脑运行得非常流畅。

   zhè tái Lián​xiǎng diàn​nǎo yùn​xíng de fēi​cháng liú​chàng.

   This Lenovo computer runs very smoothly.

   Source: Dong Chinese Dictionary

2. 这款新手机的操作界面运行得非常流畅。

   zhè kuǎn xīn shǒu​jī de cāo​zuò jiè​miàn yùn​xíng de fēi​cháng liú​chàng.

   The user interface of this new phone runs very smoothly.

   Source: Dong Chinese Dictionary