1.Since then 从那以后

例句:Since then he has been drawing a pension.
从那时起他一直领退休金。

2.for example 例如

例句:Great men have often risen from poverty--Lincoln and Edison, for example.
大人物常常出身贫寒，例如林肯和爱迪生。

3.internet search 网络搜索

例句:Indeed, Yahoo created an Internet search of the times.
事实上，雅虎创造了一个时代的互联网搜索。

4.focused on 专注于

例句:Every eye at the conference was focused on the rostrum.
代表们的眼光都集注在大会主席台上。