词汇	二次加速
释义	二次加速 second acceleration
随便看	ultra-large ultra-large and uhra-deep ultra-large are curve ultra-large cantilevered ultra-large capacity flash memory ultra large coal ultra-large coal ultra large container ship ultra-large cross section ultralarge crude carrier ultra large crude carrier ultra-large crude carrier ultra large crude carrier anchorage Ultra Large Crude Carriers ultra large crude carrier, ULCC ultralarge crude oil carrier ultra large crude oil carrier ultra large crude oil carrierulcc ultra large diameter ultra-large diameter ultra-large H-beam ultra-large oil storage tank ultra large product carrier ultra large scale integrated circuit ultralarge scale integration