We average two or three attacks a day against the Americans and their allies.
针对美军及其联军，我们平均每天发动两到三次攻击。
Americans die or are severely injured in tiger attacks almost every year.
每年美国都会发生老虎袭击致人伤亡事件。
The most extreme reactions in this case could be vomiting or panic and anxiety attacks.
而这种症状的极端反映便是呕吐或者恐慌和焦虑发作。
Cold air can trigger chest pain or asthma attacks in some people.
冷空气可能会引发胸疼或者哮喘。
Do you get these attacks seasonally or all year round?
您的这种发作是季节性的还是常年如此呢？
Each year people are hurt or die from hypothermia, heart attacks and falls.
每年都有人因体温过低、心肌梗塞和坠崖而受伤或死亡。
Panic attacks may last only a few minutes or several hours.
恐慌症的发作可能延续几分钟或几小时。
They can also capture or destroy the enemy's important objectives with sudden attacks.
还可用突袭方式夺取或破坏敌人的重要目标。
They prevent Denial of Service (DOS) attacks that are either malicious or unintentional.
它们可防止恶意或无意的拒绝服务 （DOS）攻击。
The panic attacks may last for a few minutes or several hours.
恐慌症的发作可能延续几分钟或几个小时。
High blood pressure, or hypertension, is linked to heart attacks, strokes and kidney failure.
高血压与心脏病，中风和肾功能衰竭都有关联。
High blood pressure, or hypertension, is linked to heart attacks, strokes and kidney failure.
高血压与心脏病，中风和肾功能衰竭都有关联。
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