having a thickness made up of two layers or strands
two-ply的用法和樣例：
例句
用作形容詞 (adj.)
The gray building of two storeys is the single house. 兩層的灰樓是唯一的房子。
An uninhabited house of two storeys stood at the blind end, detached from its neighbours in a square ground. 街道盡頭有一棟兩層的房子，無人居住，一方操場把房子跟鄰居隔開。
Laminated material is two layers or multilayer compound material prepared by pressing with two or more alloys. 疊層材料是由兩種或兩種以上的合金採用壓力加工方法製備而成的二層或多層的複合材料。
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