单词	arch vector
释义	arch vector 拱矢
随便看	backing strap backing-strip backing strip backing strip (light) backing support backing tape backing test backing texture backing track backing turbine backing up backing-up backingup backing up of sewage backing up recordings backing-up roll backing-ups backing-up screw backing vacuum backing vacuum pump backing vessel backing weld backing welding backing weld(ing) backing welding electrode 话想三道，稳；绳捆三道，紧话明气散话是开心斧话是开心的钥匙话是开心锁话有百说百解话没有笼头，风没有牵绳话激话，没好话话烂在肚子里话穷犹注睇，日宴未梳头。チボウチマチマウチマキチマタチマチマチマツリチマナコチマミレチマメ