He's tiring a little now.

他现在有点累了。

youdao

It had been a long tiring day.

这一天让人感到又累又长。

《牛津词典》

It had been a long and tiring day.

那是漫长而又累人的一天。

《柯林斯英汉双解大词典》

For the first time she seemed to be taking a rest from the tiring act of thought.

VOA: special.2009.09.05

Let me go and put that up-- it'll be tiring but let me go to and fro a bit.

让我回到讲台上记一下,虽然这样很累但是我多走几个来回吧

耶鲁公开课 - 博弈论课程节选

John Brennan says "he has heard enough" "Quite frankly, I am tiring of politicians using national security issues, such as terrorism, as a political football."

VOA: standard.2010.02.07

Leading 15-14, Federer forced his first match point against a tiring opponent who mishit a forehand to see his own hopes of victory cruelly ended.

CNN: Federer claims record 15th grand slam title

This can be tiring on a long journey, and also makes it difficult to snatch a few minutes sleep every so often.

BBC: Sport - Do horses get jet lag?

After tiring of a life in politics he gambled his future on a lot of rare Madeira that he bought for a song (because demand was listless) and started his company.

FORBES: Why Madeira Is The Next Great Thing In Wine