However, the quest to determine what has made these people such geniuses has revealed many controversial findings.
然而，当我们探求什么造就了智者的天份时又揭示出了诸多争议。
However, numerous studies have revealed the presence of many chlorination by-products in the water.
然而，许多研究显示，在场的许多氯化副产物的水。
However, cleanliness tests in Britain have revealed that cash machines are just as dirty as public toilets, and many of us are failing to wash our hands after using them.
然而一项英国的洁净测试显示，提款机和公厕一样脏，而且，大多数人在使用后都不会去洗手。
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