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- Noise of traffic is becoming a cause for concern. 交通噪音已经开始引起人们的关注。
- As far as we knew, there was no cause for concern. 就我们所知，没有什么须要担心的。
- The tense ropes were a cause for concern. 紧绷的绳子让人担心。
- His dim future was a cause for concern. 他的前途渺茫，让人忧虑。
- Nothing in the document gave cause for concern. 文件中没有什么令人担忧的。
- Serious pollution in modem cities gives some cause for concern. 现代城市中的严重污染令人担忧。
- The noise of traffic is becoming a cause for concern. 交通噪音已经开始引起人们的关注。
- Serious pollutions in modem cities give some cause for concern. 现代城市中的严重污染令人担忧。
- Your age and frailty are giving him cause for concern. 你的年纪与脆弱给了他关心你的理由。
- There is no cause for concern,the storm was not too serious. 那场暴风雨不太厉害，没必要担心。
- Millions of Americans do,and that's cause for concern. 成千上万的美国人都有过种情况，这就值得关切了。
- The largest cause for concern is the Olympic stadium. 最让人担心的是奥运主场馆。
- The President's health was giving serious cause for concern. 总统的健康正引起公众的严重关切。
- There is some cause for concern but no need for alarm. 是有点令人忧虑，但不必惊慌。
- In Africa, he said Egypt and Nigeria give cause for concern. 他还说，非洲的埃及和尼日利亚令人担心。
- There is no cause for concern, the storm was not too serious. 那场暴风雨不太厉害，没必要担心。
- Your age and frailty are giving him cause for concern . 你的年纪与脆弱给了他关心你的理由。
- There is no cause for concern, for the windstorm was not too serious. 那场风暴不太厉害,没必要担心。
- The rate of unemployment is giving(the government) cause for concern. 失业率引起（政府的）担心。
- There is no cause for concern,for the windstorm was not too serious. 那场风暴不太厉害,没必要担心。
