持: 动词1.(拿着; 握着) hold; grasp 短语和例子持枪 hold a gun2.(持有; 保持) keep; hold 短语和例子持保留态度 have reservations; 持相反意见 hold a contrary opinion; 我仍然持过去的看法。 i still hold my former views.3.(支持; 保持) support; ma
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