基本解释硝基甲烷同根派生 nitrocarbol相关词英汉例句Keywords nitrocarbol;sodium nitrite;device for waste gas discharge;intoxication; 硝基甲烷;亞硝酸甲酯;同分異搆躰;美蘭;紫紺;廢氣排放裝置;中毒;nitrocarbol更多例句