Thanks to adaptive immunity infected cells get wiped out, and exposure to a specific pathogen can leave us with long-standing protection against that pathogen.
由于适应性免疫感染细胞得以清除，接触某种特定病原体能让我们对其长期免疫。
On the first day of class, he gave us a lecture about an animal called the Cattywampus, an ill-adapted nocturnal animal that was wiped out during the Ice Age, he passed around a skull as he talked.
第一天上课时，他给我们讲了一种叫卡蒂万波斯的动物，这种动物夜间活动，在冰河时期，因不适应自然环境而灭绝了。
After the enemies with guns have been wiped out, there will still be enemies without guns; they are bound to struggle desperately against us. We must never regard these enemies lightly.
在拿枪的敌人被消灭后，不拿枪的敌人依然存在，他们必然地要和我们做拼死的斗争，我们绝不可以轻视这些敌人。
On the first day of class, he gave us a lecture about a creature called the cattywampus, an ill-adapted nocturnal animal that was wiped out during the Ice Age.
第一堂课，他给我们讲了一种无法适应冰期气候而灭绝的夜行性动物，叫作“乌有猫”。
Indeed, according to the Pew survey, almost all of the negative views of the us from the Bush years were wiped out by Mr Obama's victory.
实际上，pew调查显示，奥巴马的胜利，几乎消除了所有布什时期对美国的负面看法。
Indeed, according to the Pew survey, almost all of the negative views of the us from the Bush years were wiped out by Mr Obama's victory.
实际上，pew调查显示，奥巴马的胜利，几乎消除了所有布什时期对美国的负面看法。
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