介入

In a sentence

• 政府は経済危機に介入した。

  The government intervened in the economic crisis.

  In this sentence, "介入" (intervention) is used to describe the act of the government stepping in to address or manage the economic crisis, reflecting a positive or neutral involvement to stabilize the situation.

• 教師は学生の議論に介入しなかった。

  The teacher did not intervene in the students' discussion.

  Here, "介入" is employed to denote the act of choosing not to interfere or get involved in a situation, highlighting a deliberate absence of action or intervention.

• 国際社会の介入により、紛争が緩和された。

  Due to the international community's intervention, the conflict was alleviated.

  In this example, "介入" signifies engagement or interference by external entities to mitigate a conflict, emphasizing actions taken with the intent to resolve or manage issues.