The grey ocean seethed beneath them.

灰蒙蒙的大海在他们下面翻滚。

《牛津词典》

Finally made the appraisal to the Fujian 'ocean leading industry through grey cluster model.

通过灰色系统理论中的灰聚类模型对福建海洋主导产业作了评价。

youdao

In colors, the technological black, white and grey is the main tone, and ocean blue is used to decorate the layering space.

色彩上提取科技的黑白灰作为空间的主色调，海滨蓝色来点缀空间色彩层次。

youdao

At Big Sur, it climbs up the rough volcanic ranges, carving around cliffs with sheer drops to the thrashing ocean below, and leads on to the silver-grey foreshores of San Simeon, where elephant seals parp and loll, wriggling to inch themselves up the sand as the frothing tide approaches.

BBC: The road to Hollywood, California