n.堅(jiān)果殼;小容器;簡(jiǎn)明扼要
The nutshell includes the kernel. 果殼裹著果仁。
He put the situation in a nutshell. 他簡(jiǎn)明扼要地說(shuō)明了情況。
The new system is very complicated, but I will try to explain it in a nutshell. 新方法是很復(fù)雜的,但我要設(shè)法簡(jiǎn)明扼要地解釋一下。