单词	凭吊古战场
释义	凭吊古战场 visit an ancient battleground
随便看	conventional parents conventional par of exchange convention-al par of exchange conventional PCA conventional PCI conventional PCR conventional peak detection conventional peer conventional penalty conventional perforated completion conventional person conventional phenotypic test conventional photogravure plate conventional photon irradiation conventional phrases conventional physical and chemical analysis conventional physical examination method conventional physico-chemical properties conventional physiotherapy Conventional PID conventional PID control conventional PID controller conventional PID control system conventional PKCs conventional PKC sub-family