trial and error

音標發(fā)音

I believe death for humans is the way of getting rid of accumulated errors - as in trial and error.
我認為死亡對人類來說是一種擺脫不斷積累的錯誤的方式-比如嘗試和錯誤。
Human beings were not the pinnacle of a purposeful creation; like everything else, they evolved by trial and error and God had no direct hand in their making.
人類不是一個目的性創(chuàng)造的巔峰之作；像其他一切事物一樣，他們經過反復試驗不斷探索進化而來，上帝沒有直接插手人類的創(chuàng)造。
As a side effect of rules 1 and 2 above, one should expect a migration to be a trial and error process to be done iteratively until a satisfactory result has been achieved.
作為規(guī)則1和規(guī)則2所產生的副作用，您應當期望移植操作是一個需要被迭代完成的試驗和錯誤過程，直到得到一個滿意的結果為止。

And that can take a little bit of trial and error."
In just a moment the hearts are gonna start flowing from bottom to top and the cookies are gonna start moving left and right and they seem to be somewhat synchronized with the music, perhaps based on trial and error by the student who implemented this one.
剛剛那一刻，那些愛心們從底部上浮到頂部,餅干人則向左向右移動,它們似乎都隨著音樂的律動而變化著，也許這是那個制作該動畫的同學,不斷嘗試的結果。
哈佛公開課 - 計算機科學課程節(jié)選
So it's a trial and error.
那么他反復嘗試并得到錯誤答案。
哈佛公開課 - 計算機科學課程節(jié)選

As mentioned above, some trial and error is probably going to be required here.
ENGADGET: How-to: One-click audio news, synced with your iPod in Tiger

a way of achieving an aim or solving a problem by trying a number of different methods and learning from the mistakes that you make