乐趣的英文：
delight
pleasure
joy

参考例句：

But on balance we had more fun together than most couples of our age.
不过总的来说，我们在一起的乐趣要比我们同辈大多数夫妇之间的乐趣多。

I was full of and effervescing with the joy of creation.
由于创作的乐趣，我感到满足和欢欣。

I was full and effervescing with joy of creation.
由于创作的乐趣，我感到满足和欢欣。

"Arrive late,talk,eat,drink,and have a blast." They blurt out.
他们脱口说道："迟到、交谈、吃、喝、找乐趣"。

The permutations make shopping a puzzle rather than a pleasure
这样挑来挑去，买东西真叫人犯难而毫无乐趣。

And unwrapping it is half the fun
而拆开(这项难以掌握和预料的)礼物本身就已经是一种乐趣了。

But positive feelings like enjoyment and laughing can do a whole lot more for people.
但是积极的情感就像乐趣和笑声，能给人们带来很多。

Keep your husband amused and entertained, and be ready to go out "on the town" when he's in the mood.
你要使丈夫心情愉快，让他的生活充满乐趣，并随时准备在他心情好的时候同他一道外出“及时行乐”。

Earthly pleasures
人间乐趣

youthful pleasure
青年人的乐趣

delight是什么意思：
n. 高兴；快乐；使人高兴的东西或人
v.（使）愉快，高兴；以某事物为乐；喜好某事物

She delights in her work.
她喜爱她的工作。

Delight shone in her eyes.
她的眼中闪现着欢乐。

She was a phantom of delight.
她是欢乐的化身。

pleasure是什么意思：
n. 愉快，快乐；娱乐；令人高兴的事物
v.（使）高兴；（使）满意

a beam of pleasure
一丝笑容.

They dissolved in pleasure.
他们快乐得神魂颠倒。

Never changes her mind at pleasure.(at pleasure:随意)
从不随意改变主意

joy是什么意思：
n. 高兴，愉快，喜悦；令人高兴的人或事，乐趣
v. （因…）高兴，喜悦

Her voice thrilled with joy.
她高兴得声音颤抖。

After joy comes sadness
乐极生悲

No joy without annoy
喜中有忧