| 释义 |
main·stay AHD[mānʹstā'] D.J.[ˈmeɪnˌsteɪ]K.K.[ˈmenˌste]n.（名词）- A chief support:主要依靠：Agriculture is a mainstay of the economy.农业是经济的支柱
- Nautical A strong rope that serves to steady and support the mainmast of a sailing vessel.【航海】 主桅支索：用来稳定和支撑帆船主桅的结实的绳子
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