It's generally pretty easy to tell volunteers spread out along that line of pink flags.

一般来说，要求志愿者沿着那条粉色旗帜线铺色会容易得多。

It should be pretty easy to tell if that’s happening just by looking.

仅通过观察就应该很容易判断是否发生了这种情况。

And there are three basic shapes — squamous, cuboidal, and columnar — and they're pretty easy to tell apart because (unlike most terminology you'll be exposed to in this course) their names actually describe what they look like!

有三种基本形状，鳞状，立方体和柱状。它们很容易区分，因为（与本课程中您将接触到的大多数术语不同）它们的名称实际上描述了它们的样子。