例句：

　　He stood emotionless as he heard the judge pass sentence.

　　他面無(wú)表情地站在那里，聽(tīng)法官宣布判決。

　　With characteristic impetuosity, he announced he was leaving school.

　　一貫性急沖動(dòng)的他又宣布要退學(xué)了。

　　She was planning to announce her engagement to Peter.

　　她正計劃宣布她和彼得訂婚一事。