about or circa
【经】 大约
热门单词
- abdominal delivery
- aberrance
- abietinic acid
- Abraham consistometer
- absence cum dolo et culpa
- absolute diet
- absolute loader
- absorption of moisture
- abstracting
- Acalypha indica
- acapnia
- acceleration electrode
- accountant in bankruptcy
- accounts payable subsidiary ledger
- accounts receivable from subsidiary company
- accumulation register
- acer tannin
- acervulus
- acetaldehyde semicarbazone
- acetcne trichloride
- acetone sugar
