And this is pretty self explanatory.

这是不言自明的。

This is a pretty self explanatory expression.

这是一个非常自我解释的表达。

Well, when you say too cool for something, it's pretty self explanatory.

凡妮莎：嗯， 当你说某事太酷时， 这是不言自明的。

The second word is pretty self explanatory, robot because this little creation has an ability to detect cancer cells, specifically targeting them, and droping the cure in order to effectively destroy them.

第二个词是不言自明的，机器人，因为这个小创造物有能力检测癌细胞，专门针对它们， 并放弃治疗以有效地消灭它们。