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加油嘴馋的我
Material prices或The price of the material
未央1895
the price of materia这是正确表达
如此娇弱
material cost 材料费process cost加工费
永远在路上ing
例句 ：Youdo haveto wonderwhatthesepeoplewerethinkingtwoyears ago,whenraw materialpriceswereplunging.（marerial price) Speculatorsdoplayan importantroleinsettingthepriceofoilandotherraw materials (the price of material)这两种表达方式都可以的，
等等等二爷de22
price of material
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