I believe we need more wind and solar and maybe even wave.

我认为我们要更多地利用风能、太阳能，还有潮汐能。

有很多活动 - SpeakingMax英语口语达人

Some things that actually wind up being really important take more than 10 years to get popular.

某些事需要10年，甚至更长时间,才会真正显现出重要性来。

斯坦福公开课 - 微软CEO-Steve.Ballmer谈科技的未来课程节选