经过几次尝试后，他技艺变得更加精湛，开始与来自世界各地的人下国际象棋。
Having tried several times, he became better and began to play chess with people from around the world.
经过几次尝试，他们最后成功了。
要经过几次尝试和出错之后才能选好要使用的值。
这有点让人惭愧，但是经过几次尝试后，它就能成功识别了。
经过几次尝试，我都没有成功发动电机，而且把手给弄痛了，我想我大概做不了这事。
Several attempts later, with no success and an aching arm, I thought I might not succeed.
大部分用户认为地图图标代表足球(经过几次失败的尝试之后，我们最终认识到一个事实：地球必须是圆的！)
Most users thought that the world ICONS represented footballs (after a few failed attempts at color ICONS we finally recognized the simple truth that a world had to be round!)
可能要经过几次失败的尝试和困境，你才能最终偶然发现你人生的真正目标。
It might take a few failed attempts and dead ends before you finally hit upon the true purpose of your life.
经过几次不成功的尝试之后，我们终于在纳克港踏上了南极大陆的土地。
After a few false starts, we eventually got to walk on the continent at Neko Harbour.
经过几次的尝试，你将会发现使用这些键可以让你移动多么的快速。
Within a few tries, you'll notice how much faster you can be using these keys.
经过几次的尝试，你将会发现使用这些键可以让你移动多么的快速。
Within a few tries, you'll notice how much faster you can be using these keys.
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