2 sentences for 台 (tái — desk)

1. 他在柜台后面工作。

   tā zài guì tái hòu​mian gōng​zuò.

   He works behind the counter.

   Source: Dong Chinese Dictionary

2. 这张橱柜的台面很宽，可以兼作餐桌或切菜台使用。

   zhè zhāng chú​guì de tái​miàn hěn kuān, kě​yǐ jiān zuò cān​zhuō huò qiē cài tái shǐ​yòng.

   The countertop of this cabinet is wide and can double as a dining table or a chopping block.

   Source: Dong Chinese Dictionary