by instinct

Some animals adjust themselves to their environment by instinct.

有些动物会本能地适应环境.

Leech seemed to play on the aspirations, ambitions, and weaknesses of his interlocutors by instinct.

利奇善于玩弄对手的欲望, 野心和弱点,这似乎是他的本能.

Children do not know by instinct the difference between right and wrong.

儿童并非生来就会分辨是非。

Spiders spin webs and birds build nests by instinct.

蜘蛛结网,鸟筑巢,都是凭本能.

By instinct the youth raised his staff defensively, exposing the ball of paper streamers.

他吃了一惊,便用他的宝来抵御.

By instinct he catches hold of a small tree with his right claw.

他那只无望的右爪本能地抓住一棵矮树的枝干,一下就抓住不放了.

Perhaps the helpless, ignorant babies only cry by instinct.

无助无知的婴儿,哭只是他们的本能.

Men are still led by instinct before they are regulated by knowledge.

人在受知识控制之前,仍旧受本能的支配.

Mother hens protect their young by instinct.

母鸡保护小鸡出于本能.

Birds learn to fly by instinct.

鸟儿学飞是出于本能.

Still, they were peasant people, and they hung on to their money by instinct.

尽管如此, 他们总是乡下的农民, 本能地把金钱攥得很紧.

She appeared to know it by instinct.

她似乎凭着本能就认出了它.

It was as though we were being guided by instinct.

似乎本能在指挥着我们.

He always knew what time it was, as if by instinct.

他总能知道几点了，仿佛是出于本能。

Animals deal only in sensual pleasure and are by instinct impelled to seek it.

动物只有感觉的快乐,本能推动它们去寻求这种快感.