相關單詞同義詞backward, 近義詞 backward 向后的, defective 有缺陷的, underdeveloped 發(fā)育不全的, slow 慢的, stunted 發(fā)育不良的, arrested 逮捕的, lagging 絕熱材料, mentally retarded 智能發(fā)育遲緩的...反義詞precocious, 早熟的臨近詞retard, retard time, retardative, retarder arm, retarder jaw, retard vt., retarded wave, retarded acid, retarded type, retarded tree, retarded flow相似詞retaliatory, retard, retardant, retardation, retch, retcon, retd, rete, 返回 retarded