tell on

• 告发某人的过错或秘密，通常向权威人士如父母或老师报告。

A phrasal verb used to indicate the act of reporting someone's wrongdoing or secret to an authority figure, often a parent or teacher.

不可数 · 不规则动词 · 不及物 · 短语动词，不可分

1. Report someone's misbehaviorinformal

   To inform an authority figure about someone's wrongdoing or rule-breaking.

   告状

   • The little boy told on his sister for stealing cookies.
   • If you break the rules, someone might tell on you.
   • She told on her classmates for cheating during the test.

   同义词reportshopsnitchtattle

   反义词coverdefendprotectshield

2. Have a noticeable effectinformal

   To cause a visible or negative effect on someone, especially over time.

   产生影响

   • The long hours of work are starting to tell on his health.
   • Stress can tell on a person's appearance.
   • The lack of sleep began to tell on her concentration.

   同义词affectshowweigh on

基本动词tell