字典網>> 英漢字典>> B開頭詞條>>back-cross的意思 漢英字典back-cross中文翻譯：【醫】 反交字典網英文解釋：動詞 back-cross:mate a hybrid of the first generation with one of its parents同義詞：backcross相關詞條：back washing backward edge back rent backdrop background reader backbone chain backward flow problem backing store back donating bonding background radiation