In the road sign below, we have the following:
非机动车靠右行驶
fēijīdòngchē kàoyòu xíngshǐ
Which breaks apart as:
However, I'm not clear on how 非机动车 means bicycle. Ordinarily, I would expect "bicycle" to be 自行车 (zìxíngchē), and I'm unfamiliar with this as an alternative.
Question: How does 非机动车 (fēijīdòngchē) mean "bicycle"?