A word that stands in place of and anticipates a following word or phrase. In the sentence There are many books on the table, the word there functions as an expletive.
语助词一个单词代替或提前指代某一后面的词或短语。在句子有许多书在桌子上中，单词there的功能就是一个语助词
`Damn!' is an expletive.
｀该死!＇是咒骂语.
He uttered several vigorous expletives when he dropped the iron on his foot.
他的熨斗掉下砸在脚上, 他随口骂了几声.
