"the function of an auger is to bore holes"
"ballet is beautiful but what use is it?"
"the function of a teacher"
"the government must do its part"
"play its role"
"height is a function of age"
"price is a function of supply and demand"
"it was a black-tie function"
"the party was quite an affair"
"an occasion arranged to honor the president"
"a seemingly endless round of social functions"
"The washing machine won't go unless it's plugged in"
"Does this old car still run well?"
"This old radio doesn't work anymore"
"The tree stump serves as a table"
"The female students served as a control group"
"This table would serve very well"
"His freedom served him well"
"The table functions as a desk"
"His wife officiated as his private secretary"
He first met her at a social function.
他在一次社交集会上第一次见到她。
The function of a policeman is to preserve law and order.
警察的职责是维护法律和治安。
The function of a clock is to tell the time.
钟表的功能是报时。
An attributive noun functions as an adjective.
定语性名词起形容词作用。