基本解释adj.低劣的;低等的同根派生 low-grade相关词英汉例句用作形容词 (adj.)Leave dynamite to the low and unrefined.把炸药留给那些低劣的人吧。There are several grades of herbs available, including pharmacopoeial grade, food grade and inferior grades.有好几个等级的药材,包括药典级,食品级和低劣的等级。low-grade更多例句