1. By the end of the century, if not sooner, the world's oceans will be bluer and greener thanks to a warming climate, according to a new study. 据一项新的研究显示，最晚到本世纪末，全球的海洋会因气候变暖而变得更蓝、更绿。
2. The model projects that currently blue areas with little phytoplankton could become even bluer. 该模型预测，目前只有少量浮游植物的蓝色区域可能会变得更蓝。
3. Have you ever heard the proverb "Blue is extracted from the indigo plant, but is bluer than it"? 你听过“青出于蓝而胜于蓝”这句谚语吗?
4. She honestly claims the sky is bluer. 她发自内心地说，天空是蓝的。
5. More bluer future, we create together. 更蔚蓝的前程，我们一起创造！
