* beforehand

ad. 事先，预先，事前

The police need to be briefed beforehand on how to deal with this sort of situation.

需要事先告诉警察这种情况怎样处理。

* handbook

n. 手册，指南

a car handbook

汽车手册

* manual

n. 使用手册；说明书；指南；a. 手工的，用手的

instruction/training/reference etc manual

用法指南/培训手册/参考手册

* manuscript

n. 手稿，底稿

I read his novel in manuscript.

我读过他的小说的手稿。

* handicap

n. 障碍，阻碍；生理缺陷

Deafness can be a serious handicap.

耳聋有时算是严重的缺陷。

* handmade

a. 手工做的

* handset

n. 电话听筒

* comprehension

n. 理解(力)

* comprehend

v. 理解，领悟（复杂或困难事物）

* comprehensive

a. 详尽的；全面的；彻底的

a comprehensive description, account, report, etc

全面的描述、叙述、报道等

She has a comprehensive grasp of the subject.

她已全面掌握了这一学科。

* emancipate

v. 解放；使不受(法律、政治或社会的)束缚

Slaves were emancipated in 1834.

奴隶于 1834 年获得了解放。

* manipulate

v. 熟练控制或操纵（某事物）

He was one of those men who manipulated people.

他是那种要左右别人的人。