a previous representative period
以前有代表性的时期
热门单词
- abnormality of parturient canal
- absolute uncertainty
- absolutely fatal wound
- absorptive crossing
- AC copper coated electrode
- AC interference
- accelerated combustion
- accounting and business research
- accrued revenues
- accumulation mode
- accumulative comparison
- accumulator charging
- acetenyl
- acetic ester
- achillotomy
- achromatic aerial
- acid clay
- acid oxide
- acid pig
- acid regurgitation
- acid-cured varnish
