I thought that I would do my best to study well in the future thus not to fall short of the expectations of my teachers and my parents.
我想我以后要努力学习，那样才不辜负老师和父母的期望。
Today, in Australia, most children on average fall 2,000 steps short of the physical activity they need to avoid being overweight.
今天，在澳大利亚：大多数孩子平均比避免超重所需的身体活动少了2000步。
Yet the strategy continues to fall short in a couple of key areas.
然而这种战略却接二连三地在几个关键领域捉襟见肘。
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