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...
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。...
矿井中用钢制通风机来保持空气流通。The pit is ventilated by a steel fan.螺旋式通风机从壁孔中排出空气.Propeller fans exhaust air through holes in the wall.窗上的通风机发出了耳语般轻微的嗡嗡声.The fan at the window made a small whispering roar....
那家水族馆有许多装在水箱中的鱼类.The aquarium has many tanks of fish.我们全家人在游览水族馆。Our family is visiting the oceanarium.礁石内侧:海水绚烂, 暗礁林立,海藻丛生,就象水族馆的生态展览一样.Inside was peacock water, rocks and weed'showing as in an aquarium....
Cal took a long, deep breath, struggling to control his own emotions.卡尔深长地吸了一口气，努力控制自己的情绪。The deviations should not exceed 25 Cal.其差值异不得超过25卡.Cal took a long, deep breath, struggling to control his own emotions...卡尔深长地吸了...