2 sentences for 侍者 (shì​zhě — waiter)

1. 他招手叫来侍者，要求结账。

   tā zhāo​shǒu jiào lái shì​zhě, yāo​qiú jié​zhàng.

   He beckoned the waiter over and asked for the bill.

   Source: Dong Chinese Dictionary

2. 侍者礼貌地向他奉上了一杯刚冲好的咖啡。

   shì​zhě lǐ​mào de xiàng tā fèng shàng le yī bēi gāng chōng hǎo de kā​fēi.

   The waiter politely served him a cup of freshly brewed coffee.

   Source: Dong Chinese Dictionary