在 英语 中使用 It is difficult to know 的示例及其翻译为 中文
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Programming
As a developer, there are a variety of frameworks to choose from and it is difficult to know which is optimal for the job.
作为开发人员，有许多框架可供选择，很难知道什么是最适合的。The strike, which began Nov. 15, is causing“immense losses” to the industry, and it is difficult to know when it will be resolved.
罢工于11月15日开始，给行业造成“巨大损失”，目前很难知道何时解决。Thus, the survey only bearing damage, it is difficult to know the real cause of injury.
因此，仅调查轴承损坏，很难知道损坏的真正原因。Because the exact cause of IBD is not yet known, it is difficult to know how best to prevent it.
由于IBD的确切原因尚不清楚，所以很难知道如何最好的预防。In contrast, it is difficult to know the intentions of nondemocratic leaders, what effect concessions will have, and if promises will be kept.
与此相反，它是很难知道的非民主国家领导人的意图，优惠将有什么样的影响，并承诺将保持。It is difficult to know who was involved in the killing because it was on the frontlines,” he said.
很难知道是谁参与了杀戮，因为它是在前线，”他说。Once attitudes begin to change, it is difficult to know what keeps the momentum moving.
一旦态度开始改变，很难知道是什么使动量保持移动。With little disaggregated data available it is difficult to know whether there are problems of particular seriousness for girls as contrasted with boys.
由于没有什么分类资料，因此难以了解到女童与男童相比，是否存在着特别严重的问题。Once attitudes begin to change, it is difficult to know what keeps the momentum moving.
一旦态度开始发生变化，就很难知道是什么让动力继续发展。It is difficult to know which features of the data are relevant and which aren't.
我们很难知道数据的哪些特征是相关的，而哪些特征又不相关。Of course, generally speaking, it is difficult to know what influences a certain criminal sentence.
当然，一般情况下很难知道某宗案子的判刑受什么因素影响。It is difficult to know what to take seriously in the Timaeus, and what to regard as play of fancy.
我们很难知道在《蒂迈欧篇》中﹐哪些是应该认真对待的﹐哪些应该看做是幻想的游戏。It is difficult to know therefore whether the frozen assets are bank accounts or whether they include assets of another form, such as shares or other property.
因此很难知道已冻结的资产是银行账户还是包括其他形式的资产，如股票或其他财产。However, app ratings can be fraudulently inflated, so it is difficult to know how many users really downloaded these apps.
但是，应用程序评级可能会被欺骗性地夸大，因此很难知道有多少用户真正下载了这些应用程序。It is difficult to know exactly why those trends remained parallel, but understanding the epidemiology of new infections would help solve that question, he said.
他说，这是很难知道究竟为什么这些趋势保持平行，但了解新感染的流行病学研究，将有助于解决这个问题。It is difficult to know whether a product is contaminated with Salmonella because you can't see, smell or taste it. .
我们很难知道产品是否被沙门氏菌污染，因为沙门氏菌是看不见，闻不到，尝不出的。Because not all genetic changes affect health, it is difficult to know whether identified variants are involved in the condition of interest.
由于并非所有的遗传变化都会影响健康，因此很难知道所鉴定的变异体是否与目标疾病有关。Concerning competence allocation, in the absence of a structure outlining how responsibilities will be shared, it is difficult to know how much cooperation is actually possible.
关于职能分配，由于缺乏大致规定责任如何划分的结构，难于了解多少合作是切实可行的。Rationally, I know that it cannot because it is not conscious, but it is difficult to know what the upper limit of its ability is. .
从理性上讲，我知道它不能，因为它没有意识，但我很难知道它能力的上限是什么。For those with other views, other practices, other satisfactions, other aims, other teachers, it is difficult to know.
对于那些有着其他观点、其他经历、其他信念、其他目的、依止其他导师的人来说，很难弄明白。
