慢速英语:Google, Pinterest Have New Ways to Search Images

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1.announce vi.宣布参加竞选; 当播音员
例句：He will announce tonight that he is resigning from office
他将于今晚宣布辞职。

2.identify vt. 确定; 识别，认出
例句：There are a number of distinguishing characteristics by which you can identify a Hollywood epic
好莱坞的史诗大片有着一些与众不同的特点。

3.recognize vt.承认; 识别; 认出
例句：The receptionist recognized him at once
接待员一眼就认出他了。

4.extension n.伸展，扩大; 延长
例句：He first entered Britain on a six-month visa, and was given a further extension of six months
他最初持6个月的签证进入英国，后来又获得6个月的续签。