熱縮管 rè suō guǎn

DEFINITIONS

  1. heat shrink tubing (aka heatshrink) (shrinkable plastic tube used to insulate wires)

CHARACTERS

熱 rè hot; heat; fever; restless; zeal
縮 suō contract, draw in, reduce
管 guǎn
HSK 4
pipe, tube, duct; woodwind music