花花世界的英文：
a world of sensual pleasures; the varicolored world

参考例句：

He was dazzled by the gaiety and splendor of the metropolis.
大都市的花花世界使他感到眼花缭乱。

Wouldst thou not, gentle reader, have demanded from me a dashing sketch of the fashionable world?
敬爱的读者，难道你们不会要求我画一幅花花世界的速写

world是什么意思：
n. 世界；宇宙；领域；世人；人世；天体，星球

This may be normal in the physical world, but there is no reason for it in the world of software.
在物理世界这是正常的，但没有理由在软件世界也这样。

They wanted to revolutionize the whole world.
他们要在全世界发动革命。

That are inexorably shaping the world of tomorrow.
这将无情地影响明日的世界。

sensual是什么意思：
adj. 感官的；肉欲的；性感的；世俗的

Sensually attractive;sexy.
性感的肉体充满魅力的；性感的

She is amazingly flirty and sensual.
她很会卖弄风骚，非常性感。

They are sensual with an unashamed violence that leaves you breathless
它们是肉感的，简直大胆到不顾廉耻的地方，叫你看了目瞪口呆。

pleasures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