Words and Phrases
trial n．试验，试用
(教材P17) ...Ruth managed to grow them by much trial and error.
……鲁丝经过反复试验，终于把它们培育出来了。
[例] New cars have several severe trials before they are put on the market.
汽车在投放市场前要经过多次严格试验。
[知识拓展]
by/through trial and error 通过反复试验
on trial 在试用中；在受审
bring sb.to trial 将某人送交法院审讯
come to trial 开庭审理
