白垩 meaning in English
chalk; greda; whiting; [地] cretaceous
Examples
- Shallow burial seems to preserve chalky textured porosity .
浅埋藏似能保留具白垩状结构的孔隙。 - Such are common in the chalk areas of south of england .
在英国南部白垩地区，这种情况是常见的。 - Here at the base of the chalk formation he neared the brood that oozed from it .
就在那个白垩质山岗的山根下面，他走近了那条由山根下涌出来的小河流。 - Upper cretaceous rudist bioherms in southwestern tarim
塔里木盆地西南地区上白垩统生物丘 - Chalk blood yeast dextrose litmus milk
白垩血酵母浸膏石蕊牛乳培养基