叠: Ⅰ动词1.(一层加上一层; 重复) pile up; repeat 短语和例子层峦叠嶂 peaks rising one higher than another; 一个一个往上叠 pile one above another2.(折叠) fold 短语和例子把信叠好 fold the letter; 叠被子 fold up a quilt; 这些轻便折椅可以叠起来放进汽车。
成形: take shape; engender; forming; shaping; profiling; formation 短语和例子具体成形 take tangible shape; 意见开始成形。 opinions are beginning to solidify. 改建计划尚不成形。 the plan of reconstruction has not taken o