composites

US

UK

B2 中高級
n. pl.名詞 (複數)複合材料
They showed the victim several composites of potential suspects based on his description

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是什麼材料使得飛機如此輕盈? (What Makes Airplanes Light Enough To Fly?)

03:38是什麼材料使得飛機如此輕盈? (What Makes Airplanes Light Enough To Fly?)