경계해야

In a sentence

• 너무 많은 소문은 경계해야 한다.

  We should be cautious of too many rumors.

  In this sentence, '경계해야' means being cautious or aware, emphasizing the need to discern truthfully.

• 우리는 위험한 상황을 경계해야 한다.

  We must be cautious of dangerous situations.

  Here, '경계해야' implies vigilance or precaution towards potential danger.

• 새로운 일을 시작할 때는 항상 경계해야 한다.

  When starting something new, one must always be cautious.

  In this context, '경계해야' refers to exercising prudence or carefulness to avoid mistakes or problems.