acoustic timing machine
声音[音响]计时机构
热门单词
- A miss is as good as a mile
- a pat on the back
- abirritant
- abnormal return
- abrasion resistance index
- absorber spring
- academic rank
- academy
- acardiac
- acariasis
- access authorization
- accessory food substance
- accessory sperm
- accidental activation
- account
- account of treasury
- account purchase
- accountee
- acetamidine hydrochloride
- acetoacetate
- acetyl vanillin
