这可使他们在需要修改基因时瞄准特定基因组区域。

This allowed them to target a genomic region in need of modification.

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Neal挥舞手电让纷乱的光线照亮她身后的区域，他透过眼角的余光看见Roland举枪瞄准，上帝啊，这不会真的吧？

Neal swung the flashlight up, streaking the field behind her with light, and out of the corner of his eye he saw Roland raise the gun to his shoulder and aim, and he thought, My God, not really?

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通过对最容易遭受攻击的区域的细致瞄准，他能够对敌人造成严重的伤害，只需要一小段时间，他就可以用人们所熟知的那种方法（狙击）来除掉一个对手。

Taking great care to aim for the most vulnerable of areas, he is capable of severely injuring an opponent, and with a little extra time, has been known to simply dispose of an enemy in a single shot.

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