Although plenty of LABS have made them, there are no standardized recipes for the nutrient and growth factor broths that help them grow into properly beating cells.

虽然许多实验室已成功制得心肌细胞，但是目前科学界尚无标准的养料和生长因素的培养基配方来帮助其培养成正常跳动的细胞。

youdao

This makes them a bit longer than usual, and some of the recipes are quite long indeed. No out-of-the-ordinary ingredients are called for.

这么一来书中的食谱就比一般的食谱长得多，其中颇有几份相当长的食谱，不过都用不着那些很少见的食材。

youdao

The point is that, if all you know are recipes, you're no better off once you leave the tiny domain where the recipes work.

要点在于，如果您所知道的都是处方，那么一旦离开处方起作用的小领域，您就束手无策了。

youdao

Yet the truth is, stay-at-home mothers who spend their time perfecting cookie recipes are no longer in the majority.

FORBES: First Ladies Have More to Debate Than Cookie Recipes

There are recipes for no-bake peanut butter and jelly pie, instructions on how to create homemade headbands in less than five minutes, and plenty of iPhone app and accessory round-ups.

CNN: Meet the 'Martha Stewart of tech'

No use clinging to old recipes.

FORBES: Is Russia Ready For Life After Oil?