单词	mainstay
释义	English American Business mainstaynoun uk/ˈmeɪn.steɪ/us/ˈmeɪn.steɪ/ the mainstay of sth the most important part of something, providing support for everything else: Cattle farming is the mainstay of the country's economy. The white blouse will be the mainstay of your wardrobe this summer. Thesaurus: synonyms and related words Important and essential things -based amenity be-all big league biggie building block flagship grandaddy heavyweight hot button kernel keynote keystone nucleus pivot prerequisite priority requisite sine qua non supply See more results » mainstaynoun [ C ] us/ˈmeɪnˌsteɪ/ the most important part of something, providing support for everything else: In the early 1900s, farming was the mainstay of the national economy. mainstaynoun [ C, usually singular ] uk/ˈmeɪnsteɪ/us the most important part of something, providing support for everything else: the mainstay of sth Antibiotic therapy is the mainstay of treatment for many infections. Cattle farming is the mainstay of the country's economy.
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mainstaynoun

mainstaynoun [ C ]

mainstaynoun [ C, usually singular ]