Cholecalciferol is produced by irradiation of 7-dehydrocholesterol with ultraviolet light either from the sun or from an artificial source.
胆钙化醇是7?脱氢胆固醇经日光或人工来源的
照射而产生的。
Cholecalciferol is produced by irradiation of 7-dehydrocholesterol with ultraviolet light either from the sun or from an artificial source.
胆钙化醇是7?脱氢胆固醇经日光或人工来源的照射而产生的。
声明：以上例句、词性分类均由互联网资源自动生成，部分未经过人工
，
表达内容亦不代表本软件的观点；若发现问题，欢迎向我们指正。
