trials

法律law

1.[u][c]（法院的）审讯，审理，审判a formal examination of evidence in court by a judge and often a jury , to decide if sb accused of a crime is guilty or not

试验test

2.[c][u]（对能力、质量、性能等的）试验，试用the process of testing the ability, quality or performance of sb/sth, especially before you make a final decision about them

体育运动in sport

3.[c][usupl]预赛；选拔赛a competition or series of tests to find the best players for a sports team or an important event

动物for animals

4.[c][usupl]比赛；表演an event at which animals compete or perform

艰难经历difficult experience

5.[c]令人伤脑筋的事；惹麻烦的人；考验an experience or a person that causes difficulties for sb

trial and error

反复试验；不断摸索the process of solving a problem by trying various methods until you find a method that is successful

1.(好坏,性能等的)试验;(人或物的)试用;试车

2.考验,磨难,困难,患难;讨厌的人[东西];【法】审问;审判

3.【体】选拔赛,预赛

1.同“trinal”

1.the process of examining a case in a court of law and deciding whether someone is guilty or innocent. When a case comes to trial, it is brought to a court and the person who has been accused of a crime stands trialappears in court

2.the process of testing a product, plan, or person over a period of time

3.a painful or difficult experience; someone who causes problems or is annoying

4.a sports competition during which people are tested and chosen for a later competition

1.Same as trinal

1.to test something thoroughly to see if it works