单词	tangent sight
释义	tangent sight 正切瞄准具
随便看	history-ccm-codes history character history chart history Chinese alchemy history chronicles important events of the past History chronicles important events of the past history city and town history class History,clinical signs and direct smear of pus history command history comment history commentaries history commentary history comparison history compiled by government History compiling institution history complex history concept History confirms this general datum history contents and achievements history context history continuation History,Contraceptive history conversion history cost