adj.有責任的；負責的；責任重大的；可靠的

Who's responsible for the terrible mess? 誰應該對這種混亂負責？

As a boy, i know, i was responsible to help her. 作為個男生,我知道,我有責任幫助她。

We all think of her as a responsible teacher. 我們都認為她是一位很負責的教師。

You are supposed to be responsible for them. 你是應當對他們負責的。

At 18, he was ill-equipped for such a responsible job. 那時他才18歲，還無力承擔這樣一份責任重大的工作。

Our teacher is a very responsible person. 我們的老師是一個非常可靠的人。

be responsible for表示“對……負責任”，它的主語不一定是人，這種用法在美式英語中較常見。 The cold weather is responsible for his absence.冷空氣對他的缺席有一定的責任。

the person responsible表示“負責人”。 I want to see the person responsible.我想見負責人。

responsible后面可跟that從句。 The writer of a letter is responsible that it will be understood by its recipient.寫信的人有責任讓收信人讀懂信的意思。

一般來說，be responsible to后跟人，指“對某人負責”，而be responsible for后跟物，指“對某事負責”。

adj.不負責任的；不可靠的；沒有承擔能力的