Never microwave egg in the shell.

勿将带壳的鸡蛋放入微波炉内加热。

youdao

youdao

The shell surrounding the egg has many important functions.

包着蛋的外壳有很多重要功能。

《柯林斯英汉双解大词典》

So if you think of a shell, you can actually just think of an egg shell, that's probably the easiest way to think of it, where the yolk, if you really maybe make it a lot smaller might be the nucleus.

可以把它想成，个蛋壳，这也许是，最简单的思考办法,蛋黄如果，缩小非常多倍的话,就可以想象成核子。

麻省理工公开课 - 化学原理课程节选

Think of it as that egg shell part.

我们可以。

麻省理工公开课 - 化学原理课程节选

Any feces on the exterior of an egg shell poses a food safety threat from potential cross-contamination if, say, a consumer cracks open an egg then proceeds to prepare a salad with those same bacteria-riddled hands.

FORBES: Why American Eggs Would Be Illegal In A British Supermarket, And Vice Versa

With only the genetic material from the person to be cloned inside the shell of the egg, the cell would be jolted with electricity to activate cell division.

CNN: Group says it will move human cloning work offshore

The red dirt gave way to smooth, egg-shell-white sand.

FORBES: Life