基本解釋雙臂同根派生 two-arm相關(guān)詞英漢例句He flung out his arm to welcome her.他一下張開雙臂歡迎她。She says she grabbed him by his arm and smacked his butt.她說她只是抓住了他的雙臂并拍打他的屁股。two-arm更多例句