1.cloudy day 阴天

例句:A misty morning does not signify a cloudy day.
有雾的早晨并不代表就是阴天。

2.as much as 和...一样多

例句:We didn't realize as much as we'd hoped on the china figures.
在拍卖瓷雕像时我们没有得到我们希望得到的那么多钱。

3.solar power 太阳能

例句:I'm convinced that solar power will eventually solve many of our present energy problems.
我深信太阳能会最终解决今天的许多能源问题。

4.speed up 加速

例句:We will be able to speed up that day.
我们要促使这一天的来临。