But it's impossible to tell how many wouldn't have been accepted, and by what margin, without help.
但是没有帮助的话，根本不可能说出有多少人本不该录取，也无法确定录取范围。
Although it's impossible to keep your hands germ-free, washing your hands frequently can help limit the transfer of bacteria, viruses and other microbes.
虽然不可能让你的手保持零细菌，但是勤洗手可以帮助你限制细菌、病毒和其它微生物的转移。
Because if you don't comprehend and believe in these principles, it's impossible to help others fully understand and appreciate them.
因为你不理解，认为这些原则，就不可能帮助别人充分理解和赞赏。
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