Play-ing chess is his favourite pastime.是什么意思？

Play-ing chess is his favourite pastime.

下棋是他最喜爱的消遣。

chess

n. 棋，国际象棋；

例句
The World Chess Federation has affiliates in around 120 countries.
国际象棋联合会在大约120个国家设有分支机构。

is

vt.& vi. 是（be的三单形式；n. 存在；

例句
Bollinger 'RD' is a rare, highly prized wine.
博林格RD香槟是一种名贵的备受推崇的葡萄酒。

his

pron. (he的所有格)他的，(he的物主代词)他的东西；det. 属于他的，用于名词前，自己的，指某人的，上帝的；

例句
He claimed that his parents had abandoned him...
他声称父母遗弃了他。

favourite

adj. 特别受喜爱的；n. 特别喜爱的人（或物），夺冠热门；

例句
What is your favourite chocolate bar?
你最喜欢哪种巧克力？

pastime

n. 消遣，娱乐；

例句
Learning should no longer be an elitist pastime for the chosen few.
学习不应再是少数人的高级消遣。