您要查找的是不是：
- He learned technical skills by trial and error. 他通过不断摸索掌握技能。
- The Trial and Demonstration of Chinese Hybrid Rice in Thailand 中国杂交水稻在泰国的试验示范研究
- I finally found the right key after lots of trial and error. 经过反复试验，我终于找到了正确的方法。
- After many trial and tribulation, we finally reach our destination. 经过了许多考验和磨难之后,我们终於到达了目的地。
- Don't jab your finger at me: I'm not on trial and you're not the prosecutor! 别用手指指着我，我不是在受审，你也不是原告！
- "It was a lot of trial and error," says Barnes. 巴尼斯说：“我们经历了多次尝试和错误。
- The only way Jim could solve the algebra problem was by the method of trial and error. 要解决这道代数题，吉姆唯一能做的就是不怕失败，反复尝试。
- Our showrooms, situated in the business center, offer admirable facilities for display and demonstration. 我们的陈列室位于商业中心，可为商品陈列与示范操作提供非常有利的条件。
- The cooperation is still in trial and fumble. 双方合作仍处在尝试和摸索中。
- Trial and Demonstration Researches on Sorghum Production Using Maotai Liquor Spent Grains as Bioactive Organic Fertilizer 茅台酒丢糟生物活性有机肥在高粱生产的试验示范研究
- It was largely a matter of trial and error. 这主要是个反复实验的问题。
- Trial and error are the source of our knowledge. 尝试与错误是学识之源。
- Response for OPD domestical new products testing and demonstration. 负责OPD国内外新产品测试和演示;
- Trial and error is the source of knowledge. 反复尝试,不断摸索,是知识的源泉。
- Methods of documentation and demonstration analysis were employed. 研究方法:文献资料法和实证分析法。
- Trial and error is the source of our knowledge. 尝试和失败同是学识之源。
- The design and demonstration experience of FBL could be make use. 光传操纵系统的设计与演示经验可供有关人员借鉴和参考。
- He had a fair trial and the jury found him guilty. 他罪有应得法庭判处他有罪。
- I find the right way finally after trial and error. 经过反复试验，我终于找到了正确的方法。
- More seriously, they have now renounced parliamentary politics and opted for direct action, ranging from civil disobedience and demonstration to bullets and gelignite. 更为严重的是，他们已经放弃了议会政治而选择了直接行动，从非暴力反抗、示威到子弹和炸药。
