apparatus

n.仪器；装置，工具

apologize for, apologize, apologise, apology, apophasis, apophthegm (also apothegm), apoplectic, apoplexy, apostasy, apostate, apostle, apostolic, apostrophe, apostrophize, -ise, apothecaries' weight, apothecary, apothegm, apotheosis, appal (US also appall), appall, appalling, apparel, apparent, apparently, apparition, appeal, appeal to, appealing, appealingly, appear, appearance, appease, appeasement, appellant, appellation, append, appendage, appendectomy, appendicitis, appendix, appertain,