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- The aeroplane wing showed signs of metal fatigue. 机翼显出有金属疲劳的现象。
- The frame of the umbrella is made of metal. 伞的骨架是金属制的。
- A coating of metal sheets or plates. 金属板的外覆金属片或金属板的外覆
- He shook a sheet of metal to simulate the noise of thunder. 他摇动一块金属薄片来模拟雷声。
- A thin sheet of metal, especially of tin. 锡铁片薄金属块，尤指锡
- They cut holes on the sheet of metal with a punch press. 他们用冲床在金属板上打孔。
- A large drinking bowl or goblet made of metal or hard wood. 大酒碗用金属或硬木做成的大酒碗或酒杯
- plucking of metals 金属掘出
- He is familiar with the chemistry of metals. 他对金属的化学性质知之甚多。
- This process produces corrosion of metals. 这一过程造成金属的腐蚀。
- The workman flattened a piece of metal by hammering it. 工匠将一块金属锤平。
- This is a kind of metallic paint. 这是一种有金属光泽的涂料。
- Honing is a processing method of metals. 珩磨是一种金属加工方法。
- He is knowledgeable about the chemistry of metals. 他对金属的化学性质知之甚多。
- Small pincers, usually of metal, used for plucking or handling small objects. 镊子小的钳子或镊子，通常是金属的，用来拔除或处理很小的物体
- The workman flatten a piece of metal by hammer it. 工匠将一块金属锤平。
- At first the piece of metal must be hammered thin . 首先，要把这块金属用锤锤薄。
- The clear notes of the small gong, the squeal of the suona and the harmonious plucking of stringed instruments all combine to create a joyous atmosphere. 小锣的清爽音色，唢呐的声声鸣唱，弹拨乐器的整齐节奏，共同造成了欢乐的气氛。
- The process or art of shaping things out of metal. 金属加工用金属制造物品的过程或工艺
- Put the required amount of metal into the crucible. 把适量的金属放入熔炉内。
