hobby后面不要加ing。His hobby is freefall parachuting.他的业余爱好是自由落体式跳伞。He entered politics as a hobby.他参加政治活动是一种业余爱好。Alexander's hobby was poker.亚历山大的嗜好是打扑克。

扩展资料：
Honesty is a favourite hobby-horse for Courau.
诚信是库罗最喜欢谈论的一个话题。
Take up a relaxing hobby, such as knitting.
培养一种能放松身心的爱好，比如编织。
He decided to turn his hobby into a lucrative sideline.
他决定把自己的爱好变成赚钱的副业。
Many retired people take up gardening as a hobby.
许多退休的人都以从事园艺为嗜好。
Reading is the only hobby I can speak of.
读书是我唯一值得一提的爱好。
Happiness is the man who is living by his hobby.
醉心于某种癖好的人是幸福的。