ITOabbr.国际贸易组织(=International Trade Organization)itpron.它It's my patent.It's a Dunhill.It is now over.现在已经完了。It's excellent.it is a pity thatadv.可惜(遗憾的是)It discouraged me这件事使我沮丧。It smells nice.这气味香。It's on the houseIt's all on me.It all depends.视情形而定。