đòn tay
Học thuậtThân thiện
Definition
Noun: - A purlin: a horizontal structural member in a roof, typically made of wood or bamboo, that supports the common rafters or roofing battens ("rui"). It is a key component in traditional timber roof framing. - A roof batten or roof spar: a length of timber or bamboo laid across the rafters to directly support the roof covering.
Usage Examples
- Noun:
- Mái nhà truyền thống được đỡ bởi hệ thống cột, kèo, và đòn tay. (The traditional roof is supported by a system of columns, beams, and purlins.)
- Thợ mộc đang lắp những thanh đòn tay lên phần khung mái. (The carpenter is installing the purlins onto the roof frame.)
- Có cột, có kèo mới có đòn tay. (Proverb: There must be columns and beams before there can be purlins.)
Advanced Usage
- In architectural and construction contexts, "đòn tay" specifies a secondary horizontal support element within the roof structure, positioned perpendicular to the primary rafters.
Variants and Related Words
- Rui (n): A common rafter or roofing batten, a smaller wooden piece that rests directly on the "đòn tay" to support the roof tiles or thatch.
- Kèo (n): The principal rafter or roof truss, a larger, sloping structural member that supports the purlins ("đòn tay").
- Xà gồ (n): A term often used interchangeably with "đòn tay" for purlin, though sometimes specifying larger beams in modern construction.
Synonyms
- Purlin: The direct technical translation in structural engineering.
- Roof batten: A synonym focusing on its function of supporting the roof material.
- Spar: A general term for a roof timber.
Related Idioms
- Có cột, có kèo mới có đòn tay: A proverb meaning things must follow a proper order or hierarchy; essential foundational elements must be in place before secondary ones can be added.