Question

mainstay n.支柱，柱石;骨干，中流砥柱;主要的依靠;主桅支索; pl:mainstays~

Accepted Answer

英[ˈmeɪnsteɪ]  美[ˈmenˌste] N-COUNT支柱;中坚If you describe something as the mainstay of a particular thing, you mean that it is the most basic part of it.例：Fish and rice were the mainstays of the country's diet...鱼和米是该国的主要食品。例：This principle of collective bargaining has been a mainstay in labor relations in this country.这一集体谈判原则已经成为该国劳动关系的重要基础。

单词	mainstay
音标	英[ˈmeɪnsteɪ] 美[ˈmenˌste]
解释	n.支柱，柱石;骨干，中流砥柱;主要的依靠;主桅支索;
例句	N-COUNT 支柱;中坚 If you describe something as the mainstay of a particular thing, you mean that it is the most basic part of it. 例：Fish and rice were the mainstays of the country's diet...鱼和米是该国的主要食品。例：This principle of collective bargaining has been a mainstay in labor relations in this country.这一集体谈判原则已经成为该国劳动关系的重要基础。
变形	pl:mainstays~

Mainstay 英[ˈmeɪnsteɪ 美[ˈmenˌste N.支柱，柱石;骨干，中流砥柱;主要的依靠;主桅支索 N Count 支柱;中坚 Describe Thing