N a competitor who is at the back of a field in a race (赛跑中)落后者
He used a body swerve to shake off a marker and create space for himself. Then, with marvelous disguise, with the merest of back lift from his left foot, he propelled the ball at startling velocity.
他突然变向摆脱掉防守他的球员，并为自己创造出空间，用一个逼真的假动作，仅仅向后提起左脚，就以惊人的速度将足球抽射出去。
Because these structures can be traced back through the ancestors, they essentially serve as a marker of evolution; no organism can have a vestigial organ that hasn't been found in its forefathers.
由于这些结构的出现可以追溯到各代祖先，所以它们可以作为进化的标志；没有一个生物体身上的退化器官是祖先没有的。
Reality: The kids hoarded the markers, removed all the lids, chewed them until they couldn’t go back on the markers but not before trying and getting marker all over their clothes, legs and arms.
现实： 孩子们抓牢着他们的水彩笔，把盖子都取掉了，开始狂咬水彩笔，他们把颜色弄得全身都是，衣服上，腿上和手臂上都有。
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