1. genealogy /ˌdʒi:nɪ'ælədʒɪ/

-- (literally, "account of a race or family") history of the descent of a person or family from an ancestor; lineage; pedigree

Diana can trace her descent from an ancestor who fought in the Civil War. I know much less about my own genealogy.

戴安娜可以从一位参加南北战争的祖先开始追溯其世系，而我对家谱的认识就少得多。

 

2. genesis /'dʒenəsɪs/

-- birth or coming into being of something; origin

According to legend, the Trojan War had its genesis in a dispute between three Greek goddesses.

根据神话中的传说，特洛伊战争因三位希腊女神的争议而起。（注意genesis是个名词，起源）

 

3. homogenize /həʊ'mɒdʒənaɪz/

-- make homogeneous

If dairies did not homogenize milk, the cream would concentrated at the top instead of being evenly distributed.

如果农场不把牛奶调匀，乳脂就会集中在上层，而不会平均分布。

 

4. heterogeneous /ˌhetərə'dʒi:nɪəs/

-- differing in kind; dissimilar; not uniform; varied

Many different racial and cultural groups are to be found in the heterogeneous population of a large city.

从一个大都市庞杂的人口中，可以发现许多不同种族及文化背景的团体。

 

5. homogeneous /ˌhɔməˈdʒi:njəs/

-- of the same kind; similar; uniform

The dancers for the ballet were selected for similarity of height and build so that they might present a homogeneous appearance.

芭蕾舞演员经同等身高及体格的挑选后，才能呈现出类似的外形。