理想的的英文：
desirable
ideal
perfect

参考例句：

Ideal sensitivity
理想感光度

Ideal education
理想教育

Ideal personality
理想人格

A false ideal
错误的理想

An ideal companion
理想伙伴

Ideal hearer
理想听话人

Ideal cooking (kitchen) utensils for modern families
现代家庭理想的炊具

His position did not jibe with his ideal.
他的地位不合他的理想。

Hitch your wagon to a star.
把货车拴在星辰之上（要有高超的理想）。

Otherwise the gap between aspiration and reality will continue to widen with each passing year.
否则，理想与现实之间的差距逐年扩大。

desirable是什么意思：
adj. 令人满意的；值得拥有的
n. 称心如意的人或东西

Let it be as you desire.
就按照你的意思办吧。

Desire was thoughtcrime.
情欲就是思想罪。

The goal was desirable.
目标是值得向往的。

ideal是什么意思：
n. 理想；最后目标
adj. 空想的；理想的

It is an ideal day for a picnic.
这是一个出外野餐的完美日子。

They are determined to act out their ideal.
她们决心把自己的理想变成行动。

It's a platonic ideal.
这是最理想的典范。

perfect是什么意思：
adj. 完美的；完好的，理想的
v. 完善
n. 完成式

It was not a perfect system.
它不是一个完美的系统。

There are a few disadvantages that take from the perfection of the perfection of the garden.
有几个不利条件使得花园不够完美。

There was a perfect rage for demolition.
这简直是一场疯狂的破坏。