| 释义 |
DEFINITIVE EXAMPLES 权威例句〔barking up the wrong tree〕She claims that researchers are barking up the wrong tree by focusing on conventional forms of treatment for the disease.她声称,研究人员将注意力集中在这种病的常规疗法上是犯了方向性错误。韦氏高阶〔commutate〕To reverse the direction of (an alternating electric current) each half-cycle to produce a unidirectional current.变换电流方向:颠倒每一半周(交流电流的)方向,以产生单方向性电流美国传统 |