研究者解释说，由于需要不开包装检查，因此药物真伪鉴别比较困难。
Verification can be difficult, the researchers explain, because medications must be analyzed without opening the product package.
研究者解释说这些不同的行为是由于大脑结构和活动上的根本性不同。
Researchers say these behaviors are due to basic differences in brain structure and activity.
遭受炭疽攻击后，直到毒素在血液里循环的时候，人们才知道受到了感染。研究者解释说，这时可能已经太晚了，单独用抗生素已不怎么见效。
After an anthrax attack, people may not know they are infected until the toxins are circulating in their blood, and it may be too late for antibiotics alone to be effective, the researchers explained.
之所以会出现这种情景，研究者们解释说，是因为人类具有双视觉系统：我们的大脑能在眼睛看到之前察觉到事物。
The reason, the researchers say, is that we have a dual vision system. Our brains "see" things well before our eyes do.
他解释说游戏让显意识繁忙，以便研究者接近参与者的潜意识。
He explained that the task kept the conscious mind busy as the researchers assessed the participants' subconscious thoughts.
研究者们解释说，着是因为，这个游戏之所以好玩，正是因为婴儿可以预期游戏的结果。
The researchers' interpretation for this is that the game relies on being able to predict the outcome.
这个密度意味着它一定达到了晶体的密度，也就是说，这颗星球的一大部分也许与钻石类似。研究者解释道。
The density means that this material is certain to be crystalline: that is, a large part of the star may be similar to a diamond, the team explained.
研究者也说关于丧亲者的研究结果可有另另外的解释。
Researchers also say that the results of the studies on bereaved people could have a different explanation.
研究者对此解释说，在一个细胞内，基因组被“读”的主要方式是通过转录为RNA的过程。
The main way the genome is "read" in a cell is through its transcription into RNA, the researchers explained.
研究者推测说，实际情况是上网使网民减少了和家人及朋友共度的时光，这也许可以解释他们心理健康状况下降的原因。
The fact that Internet use reduces time available for family and friends may account for the drop in well-being, researchers hypothesized.
但是研究者说能解释在这么大范围内有这么多鸟类往北迁移过冬的唯一原因就是全球变暖。
But researchers say the only explanation for why so many birds over such a broad area are wintering in more-northern locales is global warming.
贾汗，拉马扎尼，诺顿的主编，也是个伟大的叶芝研究者，他说这些要解释得实在太多，你们真的不需要。
Jahan Ramazani, who is the editor of the Norton and a great Yeatsian, he himself has decided that all this is too much to explain and you don't really need it.
研究者推测说，实际情况是上网使网民减少了和家人及朋友共度的时光，这也许可以解释他们心理健康状况下降的原因。
The fact that Internet use reduces time available for family and friends may account for the drop in well-being, researchers hypothesized .
研究者推测说，上网使网民减少了和家人及朋友共度的时光，这也许可以解释为什么他们的心理健康状况会下降。
The fact that Internet use reduces time available for family and friends may account for the drop in well-being, researchers hypothesized.
研究者推测说，上网使网民减少了和家人及朋友共度的时光，这也许可以解释为什么他们的心理健康状况会下降。
The fact that Internet use reduces time available for family and friends may account for the drop in well-being, researchers hypothesized.
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