单词	electroless
释义	electroless adjective elec·​tro·​less i-ˈlek-ˌtrō-ləs  -trə- : being or involving deposition of metal by chemical means instead of by electrodeposition Word History First Known Use 1947, in the meaning defined above
随便看	propped (up) propped up propper propping propping (up) propping up propr propraetor propraetorial propraetorian propraetors propranolol propranolols propretor propretorial propretors propria propriate proprietage proprietarian proprietariat proprietaries proprietarily proprietary proprietary colony

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