It is thought that this virus is implicated in the development of a number of illnesses.这种病毒被认为与数种疾病的发生密切相关。Sarah had been plagued continually by a series of minor illnesses...萨拉一直小病缠身。He suffered a long series of illnes...
Good luck is when an opportunity comes along and you're prepared for it. 好运就是当机会来临时，你早已做好了准备。Someone comes in every day to check all is in order.每天都有人来检查是否一切都井然有序。They don't accept any foolishness when it comes...