The televisions were hard to differentiate, and the price competition was cutthroat and unrelenting.
各类电视机之间难分伯仲，价格竞争也呈现激烈态势。
It's hard to differentiate between climbing on a cliff, and climbing on boulders, as it is all climbing to me sometimes.
很难在野攀和抱石之间区分那么清楚，对我而言都是在攀爬。
It is hard to differentiate the same species of wild growing mushrooms from different areas by macromorphological features.
同一种蕈菌子实体，由于外观形貌相似，凭传统外观形貌特征难以鉴别产地来源。
That means having content that sings to consumers—even in an age during which it is hard to differentiate content on travel Web sites.
这就意味着要向消费者提供符合他们口味的东西，虽然在现行环境下，旅游网站已经很难对其网站内容进行差异化。
And in some cases, it's hard to differentiate whether they're World Trade Center-related or a result of allergies or existing conditions.
有时则很难判断他们的症状究竟是与世贸事件有关，还是由过敏或已有病症引起的。
Conclusion it's hard to differentiate the chronic pancreatitis with mass in the head from the carcinoma of head of pancreas before operation.
结论肿块型慢性胰腺炎与胰头癌的术前鉴别存在一定困难。
But they are a leading indicator of industry performance because of their commodity-like status as widely used products that are hard to differentiate.
但存储芯片却是反映行业业绩的领先指标，因为作为广泛使用的产品，它们的地位类似大宗商品。
As for vulgarity, I think if you treat it sincerely, then the vulgarity will become beautiful. Sometimes it's hard to differentiate vulgarity from elegance.
至于粗俗这方面，我认为只要相对的真诚，那么粗俗也会变得美丽，有时候粗俗和高雅很难分清。
An observer who sees someone getting paid for donating blood, for example, would find it hard to differentiate between the donor's intrinsic "goodness" and his greed.
举例来说，一个观察者看到有人因为献血而得到报酬，他会发现很难区分捐献者是因为内在的好品质献血还是因为贪婪。
Thus learning effects are theoretically distinct from scale effects, even if in practice they my be hard to differentiate due to e.g. uncertainty and causal ambiguity.
所以理论上学习效应和规模效应不同，尽管实际操作中由于不确定性和模糊的因果关系可能很难区分它们。
It is hard trying to find a job, and it is imperative that people differentiate themselves to make more money.
尝试去找一份工作是件很困难的事，而且人们必然要通过赚更多的钱来使自己与众不同。
It is hard trying to find a job, and it is imperative that people differentiate themselves to make more money.
尝试去找一份工作是件很困难的事，而且人们必然要通过赚更多的钱来使自己与众不同。
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