1.aggressive [ə'gresɪv] 
adj. 侵略性的，好斗的，有进取心的
He is respected as a very aggressive and competitive executive. 他被尊认为一位十分好强好胜的主管。

2.intrude [ɪn'truːd] 
v. 闯入，打扰；把…强加
The soldiers were put on the alert to wipe out any enemy that dared to intrude. 军队处于戒备状态，准备消灭一切敢于入侵之敌。

3.invade [ɪn'veɪd] 
v. 侵略，闯入，扰乱
Famous people often find their privacy is invaded by the press. 名人经常发现媒体侵犯他们的隐私。

4.avoid [ə'vɒɪd] 
vt. 避免，避开，预防
The pilots had to take emergency action to avoid a disaster. 飞行员们不得不采取紧急措施以避免灾难的发生。
avoidable adj. 可避免的 
unavoidable adj. 不可避免的

5.surrender [sə'rendə] 
v. 投降，屈服 
They would rather die than surrender (to the invaders). 他们宁死不屈。
unconditional surrender 无条件投降

6.yield [jiːld] 
v. 屈服，投降，产生
Our army refused to yield.我军拒绝投降。
yield a profit 产生利润

7.evade [ɪ'veɪd] 
v. 躲避，逃脱
She leaned forward to kiss him but he evaded her by pretending to sneeze. 她倾身上前亲吻他，但是他假装打喷嚏，躲开了她。

8.escape [ɪ'skeɪp] 
v./ n. 逃离，躲过；泄露
A lion has escaped from its cage. 一只狮子逃离了他的笼子。
prison escape/break 越狱

9. retreat [rɪ'triːt] 
v. 撤退；撤销 
n. 撤退，休息寓所
The army was forced to retreat. 军队被迫撤离。
no retreat 破釜沉舟，绝无退路

10. withdraw [wɪð'drɔː] 
v.撤退，离开，收回
She had to withdraw from the competition because of a leg injury. 因为腿伤，她不得不退出比赛。
withdrawal n. 撤退，收回，提款

11.evacuate [ɪ'vækjʊeɪt] 
v. 撤离，疏散，排泄
The police evacuated the village shortly before the explosion. 警察在爆炸发生那一刻撤离了村庄。
the evacuation of the sick and wounded 伤病员的撤离