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a sheet/panel of plywood
We need a sheet of plywood to cover the window.
我们需要一块胶合板来遮住窗户。
胶合板；夹板；合板
先理解核心含义，再看它在真实句子里的用法。
胶合板；夹板；合板
a laminate made of thin layers of wood
We need a sheet of plywood to cover the window.
我们需要一块胶合板来遮住窗户。
胶合板:由三层或以上木纹相互垂直的木单板胶合而成的板材建筑材料。
Construction material supplied in sheets, and made of three or more layers of wood veneer glued together, laid up with alternating layers having their grain perpendicular to each other.
由薄木层制成的层压板
a laminate made of thin layers of wood
某种等级或类型的胶合板。
A specific grade or type of this construction material.
The shelves are made of strong plywood.
这些架子是用坚固的胶合板做的。
We covered the floor with plywood before laying the tiles.
我们在铺瓷砖之前，先用胶合板盖住了地面。
He cut a sheet of plywood into four pieces.
他把一张胶合板切成了四块。
We need a sheet of plywood to cover the window.
我们需要一块胶合板来遮住窗户。
The shelves are made from a single plywood board.
这些搁板是用一整块胶合板做的。
plywood 通常作不可数名词，计量时可用 a sheet of plywood；复数形式 plywoods 较少见，多指不同种类的胶合板。
The wall is made of plywood.
这面墙是胶合板做的。
Not this
I bought a plywood to build a shelf.
Use this
I bought a sheet of plywood to build a shelf.
plywood 是不可数物质名词，不能直接加 a；表示数量时要说 a piece/sheet of plywood。
Not this
The table is made by plywood.
Use this
The table is made of plywood.
表示由某种材料制成时，用 be made of + 材料，不用 by；by 后接动作执行者。
Focus on the distinctions below. Other candidates are kept compact until a reliable usage note is available.
一张胶合板
We used a sheet of plywood to cover the window.
我们用一张胶合板把窗户遮住了。
船用胶合板
Marine plywood is used in boat building.
船用胶合板用于造船。
桦木胶合板
The cabinet is made of birch plywood.
这个柜子是用桦木胶合板做的。
胶合板的各层
The layers of plywood are glued together under pressure.
胶合板的各层经加压粘合在一起。
发短 /ʊ/ 音 (如 good, book)
Use plywood naturally, then get feedback on meaning, tone, grammar, and phrasing.
Revisit a common error or keep this word in your review list.
把 ply（层）和 wood（木）连起来想：一层层木片粘压成的板，就是胶合板。
语域：neutral 常见场景：建筑、木工、家居装修 plywood 是日常和正式场合都通用的中性词，通常用于建筑、木工和装修等语境。
复数形式为 plywoods。
Dictionary facts from ECDICT, WIKTIONARY.