单词	piston
释义	English American pistonnoun [ C ] uk/ˈpɪs.tən/us/ˈpɪs.tən/ a short, solid piece of metal that moves up and down inside a cylinder in an engine to press the fuel into a small space and to send the power produced by it to the wheels Thesaurus: synonyms and related words The engine & engine parts abs battery carburettor cutout flywheel idle ignition motorized pickup plug power steering radiator rev silencer sump tailpipe tappet throttle transmission universal joint See more results » pistonnoun [ C ] us/ˈpɪs·tən/ an engine part, usually a short, solid tube or round, flat object, which moves up and down or forward and backward inside a cylinder, and causes other parts of an engine or machine to move
随便看	sadden sadder sadder but wiser saddest saddle saddle sb with sth saddle sb/sth with sth saddle someone with something saddle sore saddle up something saddle-sore saddlebag saddler saddlery saddo sadhu sadism sadism sadist sadistic sadistically sadly sadness sadness sadomasochism