1.
quick [slow] on the uptake
敏 [拙] 于理解,理解力强[差]
2.
To recognize or comprehend mentally.
理解，了解从心理上认识或理解
3.
To have understanding, knowledge, or comprehension.
理解，懂得具有理解力、知识或了解
4.
You have not understood; allow me to elucidate.
你没理解, 让我解释一下.
5.
His explanation was incomprehensible to me.
他的解释我无法理解。
6.
a muddled explanation which was scarcely intelligible
难以理解的胡涂解释.
7.
capable of being understood or interpreted.
可以被理解或解释的。
8.
To analyze, solve, or comprehend.
进行分析，解决或理解
9.
The explanation is not far to seek, ie is very clear.
这种解释不难理解.
10.
As I gather it, I'm fired.
照我的理解，我被解雇了。
11.
With thorough knowledge or understanding.
全面了解或全面理解地
12.
To apprehend as if with the eye.
了解好象用眼睛理解
13.
catch on(to sth) ;understand(sth)
理解,了解,懂（某事物）
14.
an interpretation that easily understandable and acceptable.
容易理解和接受的解释。
15.
interpretation of information received
对信息的解释或理解
16.
To have knowledge or an understanding of.
具有…知识，理解…
17.
I really understand, Marilyn.
我真的能理解， Marilyn。
18.
I understand. But tell me.
我能理解。告诉我。