By dint of much trying he finally achieved his object.

He succeeded by dint of hard work.

他靠苦干获得成功.

He succeeds by dint of sheer hard work.

他完全是凭借着努力工作取得了成功。

He is bind, but he can play many beautiful songs by ear.

他是个盲人, 但他能凭记忆演奏许多动听的歌曲.

Facing his enemy, he had to play it by ear.

面队敌人, 他只有随机应变了.

It is a complex situation – you'd better play it by ear.

情况复杂,你就见机行事吧.

Joe knows many songs well, and can play them by ear.

乔会许多歌曲, 就是不看乐谱也能演奏它们.

I learned how to tune a guitar by ear.

我学会了如何靠声音调试吉他.

In this game you have to play it by ear sometimes.

这个游戏有时候需要靠你的临场发挥.

She can play the most difficult piano music by ear.

她能不看乐谱,光凭听觉记忆弹奏最难的钢琴曲.

Signora Pasini left early and I played a piece by ear.

西罗拉～芙罗尼奥走得比较早所以我自己弹了一会儿.

I'll just play it by ear.

我到时随机应变.

I haven't decided what to say when he comes; I'll play it by ear.

他来时我不知道该说什么,到时候随机应变吧.

Just play it by ear.

只要随机应变就是了.

She plays the piano entirely by ear.

他演奏钢琴完全凭听觉记忆,不用乐谱.

She could play by ear prettily.

她不看乐谱,光凭听觉记忆就能演奏得很好.

I could play by ear.

我能够凭听觉而不是识谱来演奏音乐.

But with the local maximum induced by error may occur while the global optimization performed.

但该方法由于插值等因素的影响,存在着搜索过程的局部极值问题,这影响着配准的鲁棒性.

This competition Chinese army once had also had the good opportunity, but by error.

这场比赛汉军也曾获得了不错的机会, 但都被错失.

The attitude kinematics and dynamics are both described by error quaternions.

姿态运动学和动力学用误差四元数描述.

By estimate , scrubable weathered ores in the Dianchi Distriet occur in large quantities.

经计算, 滇池地区赋存大量擦洗风化矿.