What does 50cc motorcycle displacement mean?

[NicoleRose]

Motorcycle displacement of 50CC refers to a motorcycle displacement of 50ML. Definition of displacement: Displacement is a specialized term in hydraulic transmission, referring to the volume of fluid inhaled or discharged per stroke or cycle. Displacement classification: In China, the classification of car levels is determined by the size of the displacement. The displacement of micro cars is less than or equal to 1.0L; the displacement of ordinary cars ranges from 1.0-1.6L; the displacement of intermediate cars ranges from 1.6-2.5L; the displacement of mid-high-end cars ranges from 2.5-4.0L; and the displacement of high-end cars is greater than 4.0L.