to的音标为：英[tu , tə]，美[tu , tə]。
to是一个英文单词，可以用作连接词，介词等词性，英式读音“tə”、美式读音“tu、tə”，意思是向、往、给、于等。
to的意思为向；至；往：She's going to London.她要去伦敦。Turn to the left.向左转。Pisa is to the west of Florence.比萨在佛罗伦萨的西面。He has gone to school.他上学去了。
to用于表示一系列事物或一段时间的尽头或限度，直到：from Monday to Friday从星期一到星期五 from beginning to end从开始到结束。
to用于表示接受者：Give that to me.把那个给我。I am very grateful to my parents.我很感激我的父母。What have you done to your hair?你把头发怎么搞的？Sorry I didn't realize you were talking to me.对不起，我不知道你是在跟我说话。
to为接触到；针对：He put his hands to his ears.他将两手捂住耳朵。They sat back to back.他们背对背坐着。She made no reference to her personal problems.他没有提及自己的个人问题。
to造句：
1、The water is piped to a filtration plant and then to a heat-transfer station on the mainland.
湖水通过管道传送通过一个过滤设施，然后就被传送到在大陆中的热交换站。
2、It certainly took him down a peg to be transferred to that humble position.
被调任到那个低下的职位，无疑使他很失面子。
3、The batter skived to the center fielder.
击球手打出一个高飞球到中外野手。
4、The chairman was on record as saying that profit was setting to rise.
董事长说的利润开始上升这句话已经记录在案。
5、Financial policy plays an important role in helping farmers to increase their income.
财政政策在促进农民增收中具有重要的作用。