mainstay
Longman Dictionary of Contemporary English 5++LDOCE 5++main·stay /ˈmeɪnsteɪ/ noun the mainstay of something a) IMPORTANTan important part of something that makes it possible for it to work properly or continue to exist …的主要依靠[支柱] Agriculture is still the mainstay of the country’s economy. 农业仍然是这个国家经济的支柱。 b) MAINsomeone who does most of the important work for a group or organization …中挑大梁的人物[台柱子，骨干] She was the mainstay of the team. 她是这个团队的骨干。
Examples from the Corpus
mainstay• But more than being a mainstay of fashion, the T-shirt is an enduring medium of advertising.• Another mainstay of the opera company is Tatiana Troyanos.• Tourism has long been the economic mainstay of Kashmir.• For one thing, he came out and said he hated funk, a Peppers mainstay.• Milk products typical of nomadic pastoralists formed the mainstay of their diet.• Middle class women, once the mainstay of all volunteer endeavors, are no longer an unlimited resource.• The mainstay of treatment is a twice daily form of physiotherapy, usually done by the child's parents.From Longman Business Dictionarymainstaymain‧stay /ˈmeɪnsteɪ/ noun [countable usually singular] the most important part of something, that makes it possible for it to be successful or to continue to existmainstay ofCod fishing was the mainstay of the Newfoundland economy, accounting for 21% of all jobs.Polythene and PVC had been two of ICI’s mainstay products (=most important products).main·stay nounChineseSyllable
of Business Corpus possible that part important something an for it makes
mainstay
main‧stay /ˈmeɪnsteɪ/
noun
the mainstay of something
a. an important part of something that makes it possible for it to work properly or continue to exist:
Agriculture is still the mainstay of the country’s economy.
b. someone who does most of the important work for a group or organization:
She was the mainstay of the team.
main‧stay /ˈmeɪnsteɪ/
nounthe mainstay of something
a. an important part of something that makes it possible for it to work properly or continue to exist:
b. someone who does most of the important work for a group or organization: