accoucheur's hand
助产手
热门单词
- Aatrex
- abnormal series
- absolute weight
- absorbable
- academic problem
- accelerated motion of shuttle
- accelerated speech
- acetone acid
- acetone fermentation
- acid sulfite
- acid-proof fabric
- acid-resistant stoneware valve
- acrylic-vinyl fibre
- actinide
- action wave
- activated carbon fibre
- active attention
- active hyperemia
- activity duration
- actual fineness
- actuating mechanism
