短語詞組短語cutting paths through mountains 逢山開路cutting -through time 貫通時(shí)間automatic cutting of through line 相貫線的自動(dòng)切割cutting paths through the obstacles 開辟通路cutting through ratio 連通率cutting through time 貫通時(shí)間cutting through coal 揭煤two rivers cutting through 兩江貫通Cutting through the underground 穿越地下 返回 cutting through