| 单词 | crosstree |
| 释义 | crosstree /kraws"tree', kros"-/, n. 1. Naut. either of a pair of timbers or metal bars placed athwart the trestletrees at a masthead to spread the shrouds leading to the mast above, or on the head of a lower mast to support the platform or top. 2. Carpentry. a heavy crossbeam. [1620-30; CROSS- + TREE] |
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