Chinese Grammar
A + 是 + B
Standard definition pattern, equating A with B (A is B). Used frequently here to define terms.
Example Sentences
生物学是科学 (Biology is science)
自私是爱自己 (Selfish means loving oneself)
乐观是高兴 (Optimistic means happy)
Hear It in Context
This pattern appears in 1 episode: