So generally and those of you coming from high school computer science background probably used An Integrated Development Environment which actually is a gooey with menus and icons and such.

对于你们这些,有着高中电脑知识背景的同学可能一般用,即“集成开发环境“,它有一些菜单，图标等等。

哈佛公开课 - 计算机科学课程节选

During development of the embryo it goes from being a single cell, the fertilized egg, to being a multi-cellular organism with billions of cells in it.

胚胎的发育,始于一个单一细胞,即受精卵,直到形成一个以十亿计数量的细胞构成的,多细胞有机体

耶鲁公开课 - 生物医学工程探索课程节选