abdominal respiration
腹呼吸腹式呼吸
热门单词
- absolute extremum
- AC meter
- AC motor for cargo winch
- access stairs
- Accoloy
- acetylating agent
- acid brilliant fuchsine
- acid-resistant alloy
- acid-washed asbestos
- acidproof enamel
- acoustic inspection
- acoustic information storage
- acoustic interferometer
- acrylic yarn
- active earth
- active jamming
- active transducer
- acupuncture apparatus
- acyclic flower
- acyl peroxide
- adduce
