单词	后切线
释义	后切线back tangent
随便看	autotherapy auto-thermal reaction autothermal reforming autothermal reforming (atr) autothermal reforming {= atr} autothermic autothermic cracking autothermostat auto threading tape auto threading tape mechanism auto throttle autothrottle autothrottle (a/t) autothrottle control system autothrottle system autothrottle system (ats) auto-time correlation function auto timer autotimer autotitrator autotitrimeter autotomic autotomies autotomise autotomize