发电机: [电学] [俗语] gen; alternator; dynamo; electric generator; generator 短语和例子汽轮发电机 turbo generator; 永磁发电机 magneto generator; 双水内冷汽轮发电机 turbogenerator with inner water-cooled stator and rotor
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