qì​mén​xīn

valve core

Senses

气门芯/ 氣門芯 qì​mén​xīn valve core

A component of a tire valve made of a spring or rubber tube that allows air to enter but prevents it from escaping

气门芯/ 氣門芯 qì​mén​xīn rubber valve tubing

A thin rubber tube used specifically to make or replace a valve core

References

variant 气门芯/氣門芯 气门心/氣門心
variant 气门心/氣門心 气门芯/氣門芯