/traɪ ||; traɪ/verb (
present participle trying third person singular present tries;past tense past participle tried)
1 [I] try (to do sth) to make an effort to do sth 尝试；设法: I tried to phone you but I couldn't get through. 我试图打电话给你，但是打不通。She was trying hard not to laugh. 她强忍住笑。She'll try her best to help you. 她会尽力帮助你。I'm sure you can do it if you try. 你只要尽力，一定做得到。
Try and is more informal than try to. It cannot be used in the past tense I'll try and get there on time. I tried to get there on time, but I was too late. try to用于正式场合，非正式场合宜用try and。Try and不能用过去时：I'll try and get there on time.我会设法准时到达那儿。·I tried to get there on time, but I was too late.我设法准时到那里，但还是迟到了。 2 [T] try (doing) sth to do, use or test sth in order to see how good or successful it is 试；试验: ‘I've tried everything but I can't get the baby to sleep.’ ‘Have you tried taking her out in the car?’ “我试过所有方法，还是无法使婴儿入睡。”“试过用车载他出去走走没有？”Have you ever tried raw fish? 你有没有吃过生鱼？We tried the door but it was locked. 我们试开那道门，可是门上了锁。
3 [T] try sb (for sth) to examine sb in a court of law in order to decide if he/she is guilty of a crime or not 审判；审讯: He was tried for murder. 他因被控谋杀罪而受审。
try your hand at sth to do sth such as an activity or a sport for the first time 首次尝试（某项活动或体育）；初试身手
try sth on to put on a piece of clothing to see if it fits you properly 试穿（衣服）:
Can I try these jeans on, please? 我可以试穿这条牛仔裤吗？ try sb/sth out to test sb/sth to find out if he/she/it is good enough 试用（某人或某物）