toothpick的甄选

是多音节，例如：1、Theotherendofthetwigissharpenedintoasharppointtouseasatoothpick.细枝的另一端被削尖用作牙签。2、Hepickedhisteethwithatoothpick.他用牙签剔牙。3、Howmanynewusesofatoothpickcanyouthinkof?牙...