The technique has been to mutate the genes by irradiation or chemicals.该技术是通过放射线照射或者使用化学方法使基因变异。the ability of the virus to mutate into new forms病毒变异成新菌株的能力A newer anti-HIV drug called pyridinone caused HIV to mutate int...
The technique has been to mutate the genes by irradiation or chemicals.该技术是通过放射线照射或者使用化学方法使基因变异。A newer anti-HIV drug called pyridinone caused HIV to mutate into a form which could not reproduce or infect new cells.一种叫作吡...
他们一起跳了一支浪漫的波莱罗舞。They danced a romantic bolero together.这匹马起跳完全不是时候，把骑手摔了下来。The horse completely mistimed the jump and threw its rider.跳高运动员的起跳角度不好.The high jumper took off at a bad angle....
Thomas crumpled the empty envelop and tossed it accurately into the wastebasket.托马斯把空信封捏成一团,随手很准确地扔在废纸篓里.I discovered a mutilated cassette stuffed in a wastebasket.我发现一盘被弄坏的盒式磁带丢在废纸篓里。He tore up the letter angrily and th...