守势的英文：
defensive
defensiveness

参考例句：

on the defensive
采取守势

(in cricket)bat without trying to score runs
(板球)守势击球(不拟跑动得分).

America seemed on the defensive, our impotence symbolized by the Iranian hostages
在人们看来，美国似乎处于守势，伊朗人质问题成了我们软弱无能的象征。

They were on the defensive.
他们采取守势。

They put entirely on the defensive.
他们被迫完全处于守势。

The team was thrown on(to)the defensive as their opponents rallied.
该队在对手重整旗鼓后,被迫采取守势.

The team was thrown onto the defensive as their opponents rallied.
该队在对手重整旗鼓后，被迫采取守势。

The team was thrown on(to) the defensive as their opponents rallied
该队在对手重整旗鼓後,被迫采取守势

They condemn themselves before they are charged, and this makes them defensive always
他们还没有受到指责就自怨自艾，因此他们永远处于守势。

defensive是什么意思：
adj. 防守的，防御的
n. 防守，防御

(in a match) the defense
守方

The defenses of the city must be strengthened.
这个城市的防御工事必须加强。

He was the then secretary of Defense.
他是当时的国防部长。

Offense is the best defense.
进攻是最好的防御。

Attack is the best form of defense
攻击是最好的防御

defensiveness是什么意思：
n. 防御;守势

(in a match) the defense
守方

The defenses of the city must be strengthened.
这个城市的防御工事必须加强。

He was the then secretary of Defense.
他是当时的国防部长。

Offense is the best defense.
进攻是最好的防御。

Attack is the best form of defense
攻击是最好的防御