今天我们要学的词是 foolproof. Foolproof的意思是简单有效的，不会出错的。Social networks whose target audience is kids, acknowledge that there may be no foolproof way to block online predators. 那些以儿童为主要消费者的...
我们今天要学的习惯用语都带有同一个词，fool。 这是个很普通的词。通常的意思是傻瓜，然而实际上fool这个词有好多不同的意思，用在不同场合词性也不同。我们首先要学的习惯用法是个复...
By Rebecca Ward Heading into the last week of Olympic games in Athens, a number of judging mishaps have caused some hard feelings and, in at least one case, the suspension of three judges. But, this i...
