unworried

She felt unworried about the exam because she had studied hard.

她因为努力学习过，所以对考试不担心。

用法提示：unworried 是形容词，表示“不担心的”，在句中作表语。

The children played outside, unworried by the dark clouds.

孩子们在外面玩耍，对乌云毫不在意。

用法提示：unworried 是形容词，与 by 连用，作伴随状语表示不担心的状态。

He remained unworried despite the bad news.

尽管有坏消息，他仍然不担忧。

用法提示：unworried 是形容词，作表语，与 remained 连用表示保持不担心的状态。