下午的工作让他感到有些疲倦了。

Xiàwǔ de gōngzuò ràng tā gǎndào yǒuxiē píjuàn le.

The afternoon work made him feel a bit tired.

长时间看电脑容易让人感到疲倦。

Cháng shíjiān kàn diànnǎo róngyì ràng rén gǎndào píjuàn.

Prolonged computer use easily leads to tiredness.

疲倦时，喝一杯热茶可以提神。

Píjuàn shí, hē yī bēi rè chá kěyǐ tíshén.

When tired, drinking a cup of hot tea can be refreshing.