yankWiktionary 原文英美v.猛拉中文释义来自 ECDICTyank1词源 1词源链低地苏格兰语Scotsyank↓ 借入英语Englishyank词源说明Attested since 1822; from Scots yank. Unknown origin.释义名词noun1A sudden, vigorous pull (sometimes defined as mass times jerk, or rate of change of force).2slangAn act of masturbation.3slang, MLEAlternative form of shank (“stabbing weapon”).4(physicsyank2词源 2释义名词noun1(often derogatory) Alternative letter-case form of Yank (“Yankee”).