The forbidden experiment has remained enticing but out of reach.禁忌实验依然只能远观而无法触及

out of reach够不着； 达不到

Keep it out of reach by children.

置于儿童不能企及的地方。

We'll telephone Helen, but she's out of reach.

我们是想给海伦打电话的，可就是无法跟她联系得上。

One scientist has found a unique way of getting round the ethical problem.一位科学家独辟蹊径绕开了这一道德问题

get round 回避

It's no good; you can't get round the issue by making excuses.

这样是没有用的; 你不能制造借口回避这个问题

You can sometimes get round the tax laws.

有时，人们可以钻税收法律的空子。

what speech and language human infants will develop without any exposure to spoken language.人类婴儿在没有语言交流的环境下会发展怎样的语言

exposure to受到, 显露

Her skin was dry after exposure to the wind.

经过风吹后她的皮肤很干。

His face is bright red from exposure to the sun.

他脸儿晒得红通通的。