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archeologist

n.

a person who studies ancient people and their cultures 考古学家

cancer

n.

a very serious disease in which cells in one part of the body start to grow in a way that is not normal 癌症

Congress

n.

in the USA, a governing group made up of the elected members of the House of Representatives and the Senate 美国国会

election

n.

(an example of) the choosing by vote of a representative to take an official position 选举

fulfill

v.

satisfy a demand, requirement or purpose 达到 (目标)

gross

adj.

very unpleasant to look at; disgusting 不雅的

hateful

adj.

having hatred to someone else 心怀仇恨的

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mastectomy

n.

a medical operation to remove a breast 乳房切除术

optimist

n.

a person who thinks that whatever happens will be good 乐观主义者

pillar

n.

a member of a group who is an important source of its strength and purpose 支柱

principle

n.

moral rule or set of ideas which guides behavior 行为准则

reconstruction

n.

a medical operation to repair the damage to certain part of the body 再造 (术)

rigid

adj.

firm or fixed in behavior, views, or methods 严格的

segregation

n.

when people of different races, sexes, or religions are kept apart so that they live, work, or study separately 种族隔离 (制度)

surgery

n.

the medical practice of treating injuries and disease by operating on the body 外科手术

sway

v.

influence or change the opinions or actions of 改变；影响

trauma

n.

an injury 创伤

Tremendously

adv.

extremely 极其