基本解释机匠锤词组短语短语machinist 's hammer with double-curved handle 双曲柄机工锤safety machinist 's hammer 安全钳工锤safety y machinist 's hammer 安全钳工锤French type machinist 's hammer 法式钳工锤fitter 's hammer machinist's hammer 钳工锤专业释义体育机匠锤