更新时间：2026-07-07 23:45:00
- fret
- fretting abrasion
- fret one's gizzard
- fretting oxidation
- fretwork weathering
- fretting fatigue
- fret-saw frame
- fretting corrosion
- fretting apparatus
- frettage corrosion
- fretted and fume
fretum是什么意思 fretum在线翻译 fretum什么意思 fretum的意思 fretum的翻译 fretum的解释 fretum的发音 fretum的同义词