1. Agriculture is a mainstay of the economy.
   农业是经济的支柱
2. whitefish are the mainstay of the local industry.
   白鲑是当地的支柱产业。
3. Agriculture is still the mainstay of the country’s economy.
   农业仍然是这个国家经济的主要支柱。
4. geometric abstraction has been a mainstay in her work.
   她作品的主体是几何抽象。
5. Conclusions: At present, endoscopic sphenoidotomy is the mainstay of treatment for isolated sphenoid sinusitis.
   但有免疫缺陷疾病者，容易并发眼窝和颅内合并症，预后较差。
6. He thinks he's a mainstay of the company, but he's really rather small beer.
   他自以为是公司的台柱, 但事实上他是个微不足道的人。
7. Because they are strictly carnivorous,wolver hunt large animals such as elk and deer,as well as their mainstay,small animals such as mice and rabbits.
   因为它们是严格的肉食动物，野狼靠捕获小动物如野鼠、兔子作为主要食物来源，偶尔也会捕猎大型动物如麋、鹿。Agriculture is still the mainstay of the country’s economy.
   农业仍然是这个国家经济的主要支柱。
8. He thinks he's a mainstay of the company, but he's really rather small beer.
   他自以为是公司的台柱, 但事实上他是个微不足道的人。
9. Conclusions: At present, endoscopic sphenoidotomy is the mainstay of treatment for isolated sphenoid sinusitis.
   但有免疫缺陷疾病者，容易并发眼窝和颅内合并症，预后较差。
10. Because they are strictly carnivorous,wolver hunt large animals such as elk and deer,as well as their mainstay,small animals such as mice and rabbits.
    因为它们是严格的肉食动物，野狼靠捕获小动物如野鼠、兔子作为主要食物来源，偶尔也会捕猎大型动物如麋、鹿。

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