单词	rack nut
释义	rack nut 机架螺母
随便看	departmentstore department-store department store department store of finance department store ownership group department-stores department stores department store transit policy department stre department substation department supervisor department tag file department technical economics department variance on overhead departmentwide department wrap department writeups depart on depart one's life depart out of this world departs departs from departson depart this life depart to 有根有底有根有苗有案可查有案可稽有棱有角有死无二有气无力有气无烟有气没力有求必应执鞭扩扩产扩充扩军扩冲扩印扩大扩孔扩容