| 单词 | backstay |
| 释义 | backstay backstay1 /bak"stay'/, n. 1. Mach. a supporting or checking piece in a mechanism. 2. Building Trades. an anchored tension member, as a cable, permanently or temporarily supporting a compression member, as a tower or pole, subject to a pull above its base from the opposite direction. 3. a strip of leather at the back of a shoe used for reinforcement and sometimes to connect the quarters. [1860-65; BACK1 + STAY2] backstay2 /bak"stay'/, n. Naut. any of various shrouds forming part of a vessel's standing rigging and leading aft from masts above a lower mast to the sides or stern of the vessel in order to reinforce the masts against forward pull. [1620-30; BACK1 + STAY3] |
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