词汇	raw material origin
释义	raw material origin 原料来源
随便看	a powder a powder horn a powder magazine a powdery substance A power A-power A powerboat reserved for the use of an admiral a power broker A power broker A power choke or transformer has an iron core a power cut A power distribution line or cable a power drill that plugs in A power drill will chatter if the bit is loose a powered wheelchair a power failure A power failure blacked out the city last night A power failure plunged the house into darkness A power failure plunged the room into darkness A power failure was detected at the server A powerful 4.6-liter V8 tops off the package a powerful and secure backing a powerful aphrodisiac appaired appairer