安心

In a sentence

• 在这个安全的环环境中，我能感到安心。

  In this safe environment, I can feel at ease.

  This usage of "安心" implies a state of mental peace or comfort due to external assurances or safety.

• 她安心地接受了我的建议。

  She peacefully accepted my advice.

  In this sentence, "安心地" modifies the verb "接受" to describe the manner in which the action is carried out—calmly and without worries.

• 为了让父母安心，他每天都会打电话报平安。

  To make his parents feel reassured, he calls them every day to inform them of his safety.

  Here, "安心" is used in a causative context, referring to the act of relieving others' concerns or worries.