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1·The algorithm can recognize the excellence and worseness of different processing route by trial-and-error method.

算法利用试错，区分加工路线的优劣。

2·We need to learn from doing, by trial-and-error.

我们需要通过尝试和犯错，从实践中学习。

3·In the end, advertising is a trial-and-error process.

最后，广告是一个试错过程。

4·Choosing which to use is a matter of design, trial-and-error, and personal preference.

选择哪一些是设计、反复试验和个人偏好的问题。

5·Children learn to use computer programs by trial and error.

儿童通过反复摸索才学会运用计算机程序。《牛津词典》

6·It was largely a matter of trial and error.

这主要是个反复实验的问题。《牛津词典》

7·Many drugs were found by trial and error.

许多药物都是经过反复试验后才被发现的。《柯林斯英汉双解大词典》

8·What those early craftsmen had found by trial and error was that under pressure a pagoda's loose stack of floors could be made to slither to and fro independent of one another.

那些早期的工匠通过反复试验发现：在压力作用下，宝塔松散堆叠的楼层可以彼此独立地来回滑动。

9·We learn, in a sense, by trial and error.

从某种意义上说，我们是通过反复试验、不断犯错来学习的。

10·There's no instant way to success - it's just a process of trial and error.

成功不可能一蹴而就——这只是一个反复尝试的过程。