求翻译：第二，据反恐专家称，其战斗人员有3万到5万，虽然平时有阵亡，但也有不断招募和补充进来的人员，非战斗人员则很难统计。是什么意思？

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Second, according to the anti-terrorism experts said that the combatants have 3 million to 5 million, although there has fallen, but there are recruited and complement the incoming personnel, non-combatants are very difficult to statistics.

Second, stated according to the anti-terrorist expert that, its fight personnel has 30,000 to 50,000, although usually has died in battle, but also has the personnel who recruits unceasingly and supplements, the noncombatant personnel then very difficult to count.

Second, according to terrorism experts said, its fighters have 30,000 to 50,000, although usually there are killed, but also coming up with recruiting and personnel, non-combatants are hard to come by.

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