active language
主动语言
热门单词
- 3-jaw self-centering chuck
- abundance ratio of isotopes
- accumulative play
- acoustic magnetic mine
- acroparalysis
- acrylic coating for plastics
- actionwear
- active radar
- active remedy
- active site
- activity time
- actual entity
- actual strength
- acyloin condensation
- add pulse
- adjustable guide vane
- adrenalin
- adult training
- advance
- advanced training machine
- advanced scientific programmable calculator
