今天我们要学的词是tenure。 Tenure是任期的意思。美国前驻华大使洪博培因为参加总统大选成为新闻人物，在他任大使期间， "Jon Huntsman was committed to expanding US-China economic relations during his tenure in Beijing," 在北京任大使期间，洪博培致力于扩大美中经济往来。

　　美国报业协会首席执行官约翰.斯图姆任职16年后宣布退休，"His tenure coincided with the rise of the Internet as a hub for information," 他任期内，正赶上互联网发展成为获取信息的中心渠道。Tenure还有一个特殊意思，指大学终身教授职位。 "Professor Kane has already received his tenure," 凯恩教授已经获得了终身教授职位。好的，今天我们学习的词是tenure...