2 sentences for 流 (liú — class)

1. 一碗一流的汤，比起一幅二流的画，更具有创造性。

   yī wǎn yī​liú de tāng, bǐ​qǐ yī fú èr​liú de huà, gèng jù​yǒu chuàng​zào​xìng.

   A first-rate soup is more creative than a second-rate painting.

   Source: CCMatrix

2. 尽管其世界一流的基础设施，在哥伦比亚生活成本低。

   jǐn​guǎn qí shì​jiè yī​liú de jī​chǔ​shè​shī, zài gē​lún​bǐ​yà shēng​huó chéng​běn dī.

   Despite its world-class infrastructure, the cost of living in Colombia is low.

   Source: CCMatrix