pur·lin also pur·line 
(pûrlĭn)
(pûrlĭn)n.
One of several horizontal timbers supporting the rafters of a roof.
[Middle English.]
| 单词 | purlin |
| 释义 | pur·lin also pur·line (pûrlĭn)n. One of several horizontal timbers supporting the rafters of a roof. [Middle English.] |
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