1·The treatment will be tried out on human beings only after it has been shown to be safe and foolproof in animals.
该疗法只有在动物身上证明安全、万无一失后才会在人体上试用。
—— 《柯林斯英汉双解大词典》
2·If you are considering a supplement, read the list of ingredients, she says, although this is not always foolproof.
她说，如果你正在考虑服用补充剂，请阅读成分清单，但这并不总是万无一失的。
3·The tests, however, are not foolproof.
但是这些检测还不是万无一失。
4·However, the system isn't foolproof.
不过，系统并非万无一失。
5·What are the three steps of foolproof coaching?
万无一失的训练分哪三步呢？
1·To the hacker mind, though, the word "foolproof" is but a challenge.
然而，在黑客们的心目中，“十分简单”这个词不过是一个挑战而已。
2·The only foolproof solution is to separate the Great Lakes from the Mississippi River, as was once the case—today’s worry is caused by a 110-year-old canal, vital for sewage disposal and transport.
唯一十分简单的解决方案是将五大湖与密西西比河断开，这曾经是过去发生的事情了，今天的担忧是过去 110 年前开凿的运河造成的，这条河对污水处理和货物运输十分重要。