节气门 jiéqìmén throttle Origin Definitions Defs Strokes Stroke Words Sentences Sents 节 節 jié verb to restrain to limit; to control; to keep within bounds气门 氣門 qìmén valve A valve that controls the entry or exit of air, such as a tire valve or an engine valve; (obsolete) term for an accelerator 油门 yóumén