copper-bottomed adjective
copper-bottomed
adjective
Learner's definition of COPPER-BOTTOMED
[more copper-bottomed; most copper-bottomed]
1
: having a copper coating on the bottom底部镀铜的;铜皮包底的 2
British, informal : deserving to be trusted可靠的;值得信赖的 : certain to succeed肯定成功的