查询词典 know one's stuff

Luckily for those of us who never heard of Gondwanaland , fractals or semiotics , Samuel Johnson postulated that knowledge is of two kinds—that which you know and that which you know how to find.

塞缪尔·约翰逊假定知识可以分为两类——一类是你已知的，另一类则是你懂得如何去找到并发现的。这对那些从未听说过冈瓦纳大陆、不规则片形以及符号语言学的人们真是福音。

I know, you know, i'm gonna give more

我知道，你知道，我会给你更多

I was told that I am gorgeous and I should know this. I should know that he loves me.

他说我真的很漂亮，我自己也应该知道自己很漂亮，我也应该知道他是爱我的。

The more you learn , the more you know , the more you gorget . The more you forget , the the less you know .So why bother to learn.

学的越多，知道的越多，知道的越多，忘记的越多，忘记的越多，知道的越少，为什么学来着。

I know these things go on in the world but I do not want to know the gory details because I become extremely angry.

我知道这些事情在世界上，但我不想知道那血淋淋的细节，因为我变得非常气愤。

I know there are some things I need to share with you about that, but, gosh, I don't know ..

我知道这件事我有很多地方需要和你沟通，但是，唉，我不知道。。。

A third-floor paradise, a modern Eden.-Yeah, I know, I know. Gotcha.

位于三楼的天堂，现代伊甸园-我知道，我了解

Someone you get to know,and gradually get to know even better.

你认识了某个人，渐渐的有了更多的了解。

Graf: I don't know. He doesn't know.

小格：我不知道，他不知道。

A grammarian know s, or is at least supposed to know grammar

语法学家通晓，或者至少应该通晓语法。

Objective To investigate the relationship between ovum fertilization rate and sperm morphology, acrosome reaction in IVF and to explore the influence of parameters of sperm on fertilization rate.

目的 研究体外受精(in vitro fertilization，IVF)中精子形态、顶体反应与卵子受精率之间的关系，分析精子各参数在IVF受精率方面的参考意义。

A: I hear Mr. White wants to run for the Presidency!

我听说怀特先生要参加总统竞选！