定義 — English
- Used to refer to the one, thing, or type specified as follows: The relics found were those of an earlier time.
- Used to emphasize the idea of a previously expressed word or phrase: He was fed up, and that to a great degree.
- Used as a relative pronoun to introduce a clause, especially a restrictive clause: the car that has the flat tire.
- Used to introduce a noun clause that is usually the subject or object of a verb or a predicate nominative: "That contemporary American English is exuberantly vigorous is undeniable” ( William Arrowsmith).
- Used to introduce a subordinate clause stating a result, wish, purpose, reason, or cause: She hoped that he would arrive on time. He was saddened that she felt so little for him.
- Used to introduce an anticipated subordinate clause following the expletive it occurring as subject of the verb: It is true that dental work is expensive.
- Used to introduce a subordinate clause modifying an adverb or adverbial expression: will go anywhere that they are welcome.
- Used to introduce a subordinate clause that is joined to an adjective or noun as a complement: was sure that she was right; the belief that rates will rise soon.
- that is To explain more clearly; in other words: on the first floor, that is, the floor at street level.