单词	無定性的
释义	同FICKLE
随便看	vacuum filling vacuum film holder vacuum filter vacuum filtration vacuum firing vacuum fishpump vacuum fixture vacuum flange connection vacuum flashing vacuum flash tank vacuum flash vaporization vacuum flask vacuum flasks vacuum floating melting vacuum float trap vacuum flotation vacuum flowability tester of casting alloy vacuum fluctuation vacuum fluorescent display vacuum fluorescent display device vacuum fluorescent lamp vacuum flux lamp vacuum forepump vacuum form vacuum forming