measure word, adjective, noun, numeral, modal particle, pronoun, punctuation · classifier for occurrences or enumerated events

我这是第一次来中国。

adjective, punctuation, measure word · secondary in quality, rank, or importance; substandard; vice- or hypo-

这批货物的质量很次。

measure word, time word, numeral · next in sequence; second in order

他们计划于次年回国探亲。