counterbrace
副撐臂; 轉帆索
Coun·ter·brace, v. t.
1. Naut. To brace in opposite directions; as, to counterbrace the yards, i. e., to brace the head yards one way and the after yards another.
2. Engin. To brace in such a way that opposite strains are resisted; to apply counter braces to.
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