active articulator
积极发音器官
热门单词
- abnormal division
- absolute specificity
- absorption unit of dioxide carbon
- AC argon arc welding machine with non-consumable tungsten electrode
- acetobacter
- achromatous
- acid chrome green
- acid hydrometer
- acid pickle
- acid-proof mastic
- acoustic phobia
- acoustic reactance
- acryl-nitrile rubber
- acrylic shirt
- acupuncture and moxibustion instrument and material
- adiabatic invariant
- adipopexis
- adjustable plastic cooling hose
- adjustable switch operating rod
- adjustment failure
- adoptive parents
