1. In this lesson, you can see how the meaning of 厕所 varies between “bathroom” and “toilet”, as shown in the following examples.

我们今天要教你们五种我们会在厕所看到的东西.

平常我们上厕所的时候，我们会用到什么?

2. 卫生纸 was defined as meaning “toilet paper,” however the meaning extends to meaning “hygienic paper” which means it can also be used in other areas where tissues might be used such as in the pizza example given at the end.

3. 洗澡 was used in this lesson but wasn’t defined in the past.