他坐在简易的长凳上

He is sitting on a simple ___bench.

他坐在长椅上，双手捂着脸。

He sits on a ___bench with his hands over his face.

我们在公园的长椅上休息了一会儿。

We took a short break on the ___bench in the park.

受伤的球员不得不坐在替补席上观看比赛。

The injured player had to watch the game from the ___bench.

实验室的技术人员正在工作台前进行样品分析。

The lab technician is analyzing samples at the ___bench.