fidelity

n.忠实；精确

fibre, fibre (US fiber), fibre optics (US fiber), fibrosis, fibrositis, fibrous, fibula, fickle, fickleness, fiction, fictional, fictionalize, fictionalise, fictitious, Fid Def, fiddle, fiddle with, fiddler, fiddlesticks, fiddling, fiddly, fidget, fidgety, field, field hockey, Field Marshal, field officer, field sports, field-day, field-events, field-glasses, field-test, field-work, field-worker, fielder, fieldsman, fiend, fiendish, fiendishly, fierce, fiercely,