a yawning hole
豁开的洞
热门单词
- Abbe criterion
- absolute compliance
- absorbing wedge
- absorption of heat
- abutilon
- accelerated hot water heating
- accelerator pedal
- acceptance certificate
- accessory minerals
- accident prevention
- accrued interest on mortages
- accumulator air
- acedronoles
- aceric
- acetaldehyde semicarbazone
- acethemin
- acetic ether
- acetocinnamone
- acetone-chloroform
- acetonoresorcin
- acetyl group
