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To map 100 mutants by this method would necessitate nearly 5,000 crosses.用这种方法来绘制100个突变型的遗传图就要做5000个杂交.Earth crosses the orbit of Halley's Comet annually in October.地球和哈雷彗星的轨道将于每年的十月份交叉.All the morning wreaths and c...
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Berg tilts his head and a mischievous look crosses his face.伯格侧着头，脸上掠过一丝调皮的神情。It is near where the pilgrimage route crosses the road to Quimper.那儿离朝圣之路与通往坎佩尔的道路的交叉路口很近。Crosses were etched into the walls.墙壁上刻着十字架。...
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v.交叉( cross的第三人称单数 )，穿过，使交叉，使杂交...