fretting about

意思翻译 烦恼 担心 相似词语短语 fretting───v.给弦乐器装品定音；用回纹饰装饰；使烦躁；侵蚀（fret的ing形式）；n.微振磨损；侵蚀 fretting wear───[机]微动磨损 fretting meaning───烦恼的意义 fretting defined───微动定义 fretting define───微动定义 fretting caul───微动嵌缝 fretting corrosion───摩擦磨蚀；接触腐蚀；接触腐蚀，摩擦腐蚀; 磨蚀 fretting...