| 释义 |
sand·er
\ˈsandə(r), ˈsaan-\ noun
(-s)
Etymology: sand (II) + -er
: one that sands: as
a. : a device on a locomotive or electric car operated by a steam or air blast for sanding the rails to give added friction to the driving wheels
b. : sand bellows
c. : a sand spreader for asphalted or icy roads
d. : sanding machine
e. : one that by hand or by machine sands surfaces (as of wood, metal, plastic) to smooth, clean, or roughen them in preparation for finishing |