词汇	心形箭头形的
释义	心形箭头形的医cordate-sagittate
随便看	mechanical servicing mechanical servo mechanical servo-brake mechanical SERVOMOTORS mechanical sesmic source mechanical-set packer mechanical setting mechanical setup mechanical severing of chemical bond mechanical shaft kiln Mechanical shaftless mill roll stand mechanical shaft seal sodium pump mechanical shake cleaning mechanical shake cleaning bag-house mechanical shaker mechanical shaking mechanical sharpener mechanical sharpening machine mechanical shearforce mechanical shearing mechanical sheeting mechanical shell mechanical shifter mechanical shock mechanical shock resistance