凸: Ⅰ动词(高出) bulge; protrude 短语和例子挺胸凸肚 throw out one's chest and bulge one's bellyⅡ形容词(高于周围) protruding; raised 短语和例子凸纹 raised carving or design; 凸花银瓶 [工美] a silver vase with a raised floral de
销: Ⅰ动词1.(熔化金属) melt (metal)2.(除去; 解除) cancel; annul 短语和例子注销 write off; cancel3.(销售) sell; market:产销平衡 balance between production and marketing;畅[滞] 销 sell well [poorly]; 试销 place goods on tri