单词
jumper
读音
null
美式
英式
词根
无
释义
跳跃者
例句
强化记忆
无
看视频学发音
of the center of mass of the jumper.The jumper runs very fast,so he can divert his horizontal velocity
the high jump to new heightsby splitting the jumper's bodyaway from his center of mass,
Wait for it...there.Look at the jumper's center of massas his body bends backward.
With the old, pre-Fosbury techniques,the jumper had to apply enough forceto lift his center of mass above the bar
you're either slinging crack rock or you got a wicked jump shot.Don't get it twisted, my jumper was wet.(Laughter)
所属分类
出国,专升本-自考,其他
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