1·There is an argument that screening catches tiny tumours that would never have grown, meaning women go through unnecessary worry and treatment.
有人认为筛检能查出还未长大的极小的肿瘤，这会导致女性过分担忧并接受不必要的治疗。
2·But recent news reports have incorrectly suggested that all women may be at increased risk of heart disease, causing much unnecessary worry and fear.
然而，最近的新闻报导却错误地指出所有妇女患上心脏病的风险都会提高，因而导致很多不必要的忧虑和恐慌。
3·If they are negative, or untested, they might resent you keeping it to yourself, adding unnecessary worry about any risk of infection they might have been in.
如果对方是阴性的或者还没有检测，他们也许会怨恨你保守这个秘密，使他们陷于潜在的感染风险而担惊受怕。
4·This worry seems to be unnecessary, at least for now.
但这种担心似乎没有必要，至少目前是如此。
5·False-positive results from routine cancer screening can cause undue worry and in some cases lead to unnecessary biopsies or treatments, experts note.
《家庭医疗年报》5/6 月刊发表了一项研究，专家们说，常规癌症筛查的假阳性结果会引起过度焦虑，有时导致不必要的活组织检查或者治疗。
6·This may sound confusing, but in practice you don't really need to worry about the details; the important thing is that this ACTS to filter out unnecessary information.
这听起来可能让人感到迷惑，但实际上，您不用为这些细节担心；重要的是这项操作可以过滤掉不必要的信息。
7·Critics worry the changes are an unnecessary invasion of privacy and would only make citizens and businesses more vulnerable to identity theft and espionage.
批评家担心这将会触犯普通民众的个人隐私，将会引发更多的公民和商业秘密的泄露。
8·The two most unnecessary emotions in life are guilt and worry.
生命中最不必要的情感便是后悔和担忧。
9·Yet some of his own advisers also privately worry about his penchant for picking unnecessary fights and drifting off message.
然而，他自己的一些顾问私下里也担心他总是挑起不必要的战斗，以及乱发消息。
10·However, I think it is unnecessary to worry about it.
然而，我认为这是没必要担心的。