acknowledgement of debt
确认债务债务的承诺
热门单词
- ablation
- Abney mountin for concave grating
- abrasion index
- abrasive cement
- absolute instrument
- absolute lethal dose
- acantha
- acceleration due to gravity
- Acclimatization Institute
- accompanying sound
- accumulator jar
- acetonic
- acetyl gasoline
- acid feeder
- acid settler
- acid silage
- acid transformer
- acoustic dipole
- acoustic research vessel
- acoustic suspension
- acrobrachycephaly
