易混淆的单词： Keeling

In 1955 a young man called david keeling started to measure the level of carbon dioxide in the californian air .

1955年，一位名叫大卫.科林的年轻人开始对加利福利亚州空气中的二氧化碳浓度进行测量。

Many cities have already moved down this path , and people are not keeling over with salmonella .

很多城市已经朝着这个方向发展了，人们也不用再受沙门氏菌的折磨了。

Things are better today , says dr weiss , than when keeling fought his battles .

现在的情况比基林当初工作的时候已经好多了，韦斯博士说。

His perseverance gave the world great insight-and a new icon , the keeling curve .

基林的坚持不懈给世界带来了的新的标示方法基林曲线。

" Making smart food choices together helps both of us maintain a healthy weight , " keeling says .

我们一起制定健康的饮食计划，这对我们保持健康和体重都有好处。