aggressin

Traditional password authentication schemes are vulnerable to replay attacks because of the fixed password and unchanged messages submitted by users for verification.

由于每次登录时用户提交的认证信息都是固定不变的,传统的口令认证机制容易遭受回放攻击。

Study on the equipment and machining methed of drilling-tapping once shaping;

钻孔和攻丝一次成形的加工方法及设备研究

Research on long thin bore processing and tapping stainless steel of 1Cr18Ni9Ti;

1Cr18Ni9Ti不锈钢细长孔的钻削攻丝工艺研究

Experiment Research of Low-frequency Vibratory Tapping on Aluminum-matrix Composites;

铝基复合材料低频振动攻丝技术试验研究

repel an attack [the assailants]

击退进攻[进攻者]

repel an attacker, attack, invasion

击退进攻者、 进攻、 入侵

To set upon with violent force.

袭击，攻击以暴力攻击

Thrust was followed by counter-thrust;

攻击紧跟着反攻击；

Still, it is not exactly an offensive.

然而反攻不完全是进攻。

Simultaneous Attack

同时攻击,并行攻击

angle of attack: 0, 4 and 8 deg;

攻角0°,4~(?) ,8~(?)

The act or an instance of attacking; an assault.

进攻，攻击攻击的行为或实例；猛烈而突然的袭击

A-10 Thunderbolt

A-10霹雳攻击机

taps dies and tools

螺丝攻、车刀、模具

fierce dogs, winds, attacks

恶狗、 强风、 猛攻

studying(for a degree in)medicine

攻读医科（的学位）

offensive use (of mines)

进攻性使用(地雷)

,unprovoked aggression/attacks

无端的侵犯[攻击]

aggressive instinct

攻击本能(心理学)

When he attacked Poland, when he attacked Norway, when he attacked Holland, Belgium, and France, and when he attacked the Balkans, he concentrated all his strength on one objective at a time, not daring to disperse his attention.

攻波兰，攻挪威，攻荷、比、法，攻巴尔干，都是注全力于一处，不敢旁骛。

The two bills come to 197 yuan.

两攻账单共197元。

It would be better to use strategy than to attack by force.

与其强攻, 何如智