be cautious

基本解释

We must be cautious, however.
然而，我们必须小心谨慎。
I thought, I have to be cautious and protect my family or their blood will be on my hands.
我心想，必须得多加小心，保护好我的家人，要不然他们的鲜血就要沾到我的手上了。
The country's scientists hesitate to draw inferences when there is uncertainty, she says, instead preferring to play it safe and be cautious in their words and assessments.
她说，当存在不确定性时，印度科学家在做出推论方面犹豫不决，相反却愿意保持四平八稳，在措施和评估上出言谨慎。

He urged anyone traveling to the border cities of Tijuana and Ciudad Juarez to be cautious.
That means it was something I didn't understand. So I'm going to be cautious and systematic.
这就意味着代码中有一些,我没有理解的东西，因此我需要谨慎,并且系统化的去寻找这个错误。
麻省理工公开课 - 计算机科学及编程导论课程节选
The Second Brother, you'll remember, had taken what I take to be the perfectly reasonable position, the cautious position, that the Lady is in danger - that she's a sitting duck, in fact, out there in the dangerous forest.
戏中的弟弟，你们记得，采取了,我认为非常合理的立场，小心谨慎的立场，他认为那位少女处于危险的境地,-她只身于危险的丛林之中，极易受到伤害。
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Traders may have further reason be cautious about euro-area equities in the coming year.
FORBES: Magazine Article