由~~材料制成 be made of
由再生材料制成的羊毛 fleece made from recycled materials
由什么材料制成的 by what material made of
在这一时期，谷物和其他固体货物被装在由非粘土材料制成的集装箱里穿过 Remain 海洋。
During the period, grain and other solid cargo was shipped across the Remain Sea in containers made from material other than clay.
它们一定是由稀有材料制成的。
这些墓葬包括大量由外地材料制成的精细搬运物品，表明了被埋葬者的高度政治地位。
These burials included quantities of finely carried items made of nonlocal material, denoting the high political standing of those interred.
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