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A shortage is a sign that somebody is keeping the price artificially lower than it would be if supply and demand were allowed to operate freely.
短缺乃是一种符号,它意味着价格被人为地保持在低于供求双方可以自由行事时的水平。
每件负面的事–压力、挑战–都是一个让我提升的良机。
Success is a team effort; no one achieves greatness alone.