active speech
主动言语
热门单词
- abyssal deposit
- AC voltage regulator
- accelerated ageing
- acceleration nozzle
- acetyl
- acid conveying rubber hose
- acoustic absorptionsound absorption
- acquired incentive
- acrokinesia
- acrolein test
- activational effect
- Ad Hoc Working Group on Mathematical Fire Modeling
- additivity
- addressable push button
- adenine deaminase
- adjustable starting rheostat
- adjusting block
- admissible load
- admission valve
- adret slope
- advertising tape
