词汇	pivot hammer
释义	pivot hammer 输枢轴锤
随便看	return connecting rod return connecting rod engine return constrain return contact return-content entry return control return control transfer return control word return conveyer return conveyor for caul plate returncost return cost return counter return coupling return coupon of return ticket return course return crack return crank return-crank return crease return crop residues to field return cullet Return cultivated land to forests return cultivated land to grassland Return cultivated land to pastures