a cause for concern

基本解释

Where Mr Barlow and other cyber-Utopians found the separation between the real and virtual worlds exciting, however, critics regarded it as a cause for concern.
Barlow和其它網絡烏托邦主義者們發現現實世界和虛擬世界是分離的，而這一點卻正是互聯網的反對者們所擔心的原因。
Although the actual work progress will likely not follow this line, significant deviations are a cause for concern, particularly if the actual progress continues to trend away from the idea.
盡琯實際的工作進展可能不會遵守這條線，顯著的偏移會導致人們的關注，特別是在實際進展繼續偏移理想條件時更是這樣。
These values are a cause for concern and determining the biology behind this is the first step to remedy the trend.
這些可怕的數值是我們要研究其背後的生物學原理的原因，這是糾正這一趨勢的第一步。

Prime Minister Abhisit Vejjajiva, who is traveling to the United States this week, told reporters prior to his departure the doctors had assured him the king's health was not a cause for concern.
So, if I wanted to cause you to feel moral concern for a fetus, I would do well to describe it as a pre-born child.
所以如果我想你對胎兒産生道德關懷，我最好就稱它爲未出生的嬰兒。
耶魯公開課 - 心理學導論課程節選
And the announcement a month later of a non-aggression treaty between Germany and the Soviet Union gave Tokyo even more cause for concern.

So the conclusion was gay partnering, you know, male partnering was, to some extent, a cause for concern.
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