变速传动 biàn sù chuán dòng

DEFINITIONS

  1. to change gear

CHARACTERS

变 biàn
HSK 3
change, transform, alter; rebel
速 sù
HSK 4
quick, prompt, speedy
传 chuán
HSK 4
summon; propagate, transmit
动 dòng
HSK 2
move, happen; movement, action