1.[C, U][~ (on sb/sth)]伤害，攻击，进攻，攻打
2.[C, U][~ (on sb/sth)]抨击，非难
3. 可数名词：[~ (on sth)]对某事物奋力着手处理，动手
4. 可数名词：（疾病等突然的）侵袭， 发作
5. 不可数名词：（尤指强有力的）开始某事物
6. 可数名词：（在如足球或板球比赛中处於可得分的）进攻位置（的运动员）
v.
1.[I,T]攻击，进攻，袭击
2. 及物动词：抨击
3. 及物动词：奋力着手处理（某事物），对付
4. 及物动词：侵袭, 腐蚀（某事物，某人） 词形变化
- 名称 attacker
- 时态 attacked，attacking，attacks
- 这些名词均有“进攻、侵略”之意。
aggression词义宽泛，既可指武装入侵别国领土，又可指文化、经济等方面的侵略。侧重敌意行动和征服的企图。
invasion多指具体的侵入或侵犯别国领土，也可用于指抽象事件。
assault主要指突然而猛烈的进攻。
attack普通用词，含义广，指事先不发警告，主动地向对方发起武力进攻或对言论等进行抨击。
offensive多指进攻的态势，常指大规模的协同军事行动。
- attack someone physically or emotionally
- take the initiative and go on the offensive
- begin to injure
- intense adverse criticism
- (military) an offensive against an enemy (using weapons)
- a decisive manner of beginning a musical tone or phrase
- attack in speech or writing
- launch an attack or assault on; begin hostilities or start warfare with
- a sudden occurrence of an uncontrollable condition
- set to work upon; turn one‘s energies vigorously to a task
- the onset of a corrosive or destructive process (as by a chemical agent)
- ideas or actions intended to deal with a problem or situation
- strong criticism
- an offensive move in a sport or game
- the act of attacking