Call on意思

"Call on" 這個短語在英語中有多種含義，具體取決於上下文。以下是一些常見的用法：

1. 拜訪，訪問： If you call on someone, you visit them, often for a short time. 例如：I'll call on you tomorrow afternoon.

2. 邀請，請求： You can use call on to mean invite someone to do something or to ask them for help or advice. 例如：The committee called on the government to take action.

3. 召喚，要求： If someone in authority calls on you, they ask you to do something or to go somewhere. 例如：The captain called on all hands to reef the sails.

4. 打電話給： If you call on someone by phone, you make a call to them. 例如：I'll call on her later to see how she's doing.

5. 需要，依賴： You can use call on to mean needing or relying on someone or something. 例如：In times of trouble, we can always call on our friends for support.

請注意，"call on" 與 "call out" 不同，後者通常意味著大聲呼喊或召喚某人，或者指出某人的錯誤或不當行為。