ratio of the adjacent side to the hypotenuse of a right-angled triangle
同义词:cosine
lettuce with long dark-green leaves in a loosely packed elongated head
同义词:cos lettuce, romaine, romaine lettuce
名词 co:
an odorless very poisonous gas that is a product of incomplete combustion of carbon
同义词:carbon monoxide, carbon monoxide gas, CO
a hard ferromagnetic silver-white bivalent or trivalent metallic element; a trace element in plant and animal nutrition
同义词:cobalt, Co, atomic number 27
one who refuses to serve in the armed forces on grounds of conscience
同义词:conscientious objector, CO
a state in west central United States in the Rocky Mountains
同义词:Colorado, Centennial State, CO
cos例句
Is your school coed?
你们学校是男女合校吗?
Robert Hood, president of McDonnell Douglas's Douglas Aircraft Co., told reporters today that his company would soon reach an agreement with the Taiwan Aerospace Corp. about the equity sale of$2 billion. The Taiwan company confirmed last week that the deal was in the works.