他们近乎苛求地努力，当运气来的时候，他们早就准备好了。
'they work relentlessly hard, which means when their luck comes they are ready for it,' he added.
矛盾的是，正是这些孩子的父母促成了这种苛求的行为，他们错误地认为，只要给了孩子他们所能给予的一切，孩子就会快乐。
Paradoxically, the parents of such children encourage this demanding behavior in the mistaken belief that by giving their children everything they can their children will be happy.
临床体征和症状能否可靠地取代昂贵和苛求的实验室检测提供的指导？
Can clinical signs and symptoms reliably substitute for guidance from expensive and demanding laboratory tests?
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