A pragmatic theory that ideas are instruments that function as guides of action, their validity being determined by the success of the action. 工具主义一种实用主义理论,认为思想是指导行为的工具,行为的成功证明其手段合理
The sofa can also function as a bed. 这沙发也可以当床。
Some English adverbs function as adjectives. 英语中有些副词可作形容词用。
Functioning as a receiver; receptive. 接受的起收受容纳作用的; 愿意接受的