| 释义 |
gad·der
I. \ˈgadə(r), -aad-\ noun
(-s)
Etymology: gad (III) + -er
: one that travels about habitually, restlessly, or with chiefly social purposes
II. noun
(-s)
Etymology: gad (II) + -er
: a traveling drilling machine used in quarrying to make a line of holes into which gads are driven to break out the stone |