Try again and again, regardless of how many times you lose control and get angry.
反复努力尝试,不管你已经有多少次失去了控制或者还是动气了。
They maybe tried again until it worked but quite often it’s a technical problem (and) they can try again as many times as they like and it still wouldn’t work.
也许他们会再次尝试,直到操作成功。 但经常的情况是,问题出在技术上。
In the practical work we have to obtain the solution of the binary third-degree equation again and again for many times.
在实际工作中为此要多次反复求解二元三次方程组。
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