熟识的英文：
be familiar with; know well

参考例句：

They chose a small member of carp family,Carassius auratus,better known as the goldfish.
人们选择了鲤鱼族的一个小成员，CARASSIUS AURATUS,如同金鱼一样很早就被人所熟识了。

Phil became acquainted with them.
菲尔和他们熟识起来。

When was it that you got to know Teacher li?
你到底何时同李教师熟识起来的？

But many of the monsters who wallow in the depths of his imaginative creation are ones we recognise.
然而，许许多多堕落于他虚幻世界之深渊的怪物却有着我们熟识的面孔。

The illness, Dick's enforced seclusion and her enforced activity, had brought the farm near to her and made it real
疾病，迭克的被迫困守在家，她自己的被迫操作，使她接近了农场，熟识了农场。

familiar是什么意思：
adj. 熟悉的；通晓的；冒昧的，随便的
n. 常客；密友

This familiarity has vanished.
这种亲密已经荡然无存。

Are you familiar with their correlation ?
你了解他们的相互关系吗?

A soft, familiar voice answered.
那边是我熟悉而温和的声音。

Familiarity breeds contempt.
亲密生轻蔑。

Familiarity Breeds contempt
亲密生侮心

know是什么意思：
v. 知道，了解，懂得；认识，熟悉；认出；体验；见到过，听到过

Learn not and know not
不学无术

Know/not know what is most important and act accordingly
能[不能]按轻重缓急行事

Do you know that lady?
你认识那位夫人吗？

Do you know the Hallelujah Chorus?
你知道哈利路亚合唱曲吗？

Few know and few care.
很少有人知道，也很少有人关心。