粗心 (cū xīn): Careless (Adjective) — Meaning & Stroke Order

He was careless and lost his keys.

Xiao Ming was careless and wrote the wrong answer during the exam.

He is never careless when doing things; he double-checks every detail.

Although she is usually very careful, this time she was careless and wrote down the wrong meeting time.

In work, carelessness may lead to serious mistakes, so we must always stay focused.

Check your luggage before going out. It would be troublesome if you carelessly forget your passport.