The only clear explanation is that humans caused the extinction of the various mammal species through excessive hunting.
唯一明确的解释是人类的过度捕猎导致了各种哺乳动物的灭绝。
The only clear land was land the Indians had cleared for their crops and gardens.
唯一一块空旷的土地就是印第安人清空种上作物和果园的地方。
This is refraction balanced testing, so your glasses are not only clear, but also more comfortable.
这个检查叫双眼屈光平衡试验，为了使你戴上眼镜不仅清楚，而且舒适。
An instant, suspended in the night... only clear during winter solstice in the heart of a polar night.
这促发的瞬间……只显现于冬至的极夜时分。
Particularly bitter, it is not only clear the evil heat, solution Laofa, also increase appetite, refreshing.
特别是苦瓜，它不仅清邪热、解劳乏，还可增加食欲，提神醒脑。
Nails should be kept, clean, well manicured and at a moderate length. Only clear or light nail varnish is permitted.
指甲应修剪整齐，保持干净整洁、长度适中。只允许涂无色或淡色的指甲油。
Powers and responsibilities of such a harmonious teacher-student relationship is not only clear but also very fantastic.
这类和谐师生关系不仅权责明晰，而且其乐融融。
The only clear advances have been the ritual punishments of Miro, who was stripped of her party membership, and of Mikhalkov.
唯一的实际进展是对米罗的仪式性惩罚，她被开除出党；米哈尔科夫也受到了类似的处罚。
The only clear sign that the town is actually in Africa is the throng of black workers who pick up the trash before it can hit the ground.
在非洲这个镇唯一清晰的标志镇是捡垃圾的黑人工作者聚集的地方。
Since English is the only clear international language today, parents feel that this is the best way to make sure their kids can become successful.
因为如今英文是唯一明确的国际语言，家长们觉得这是确保他们小孩可以成功的最佳方式。
In my University they found a simple solution, in every studio there was a big rubbish bin so the students could throw away everything they don't need, and the cleaners would only clear the bins.
在我就读的大学里，他们想出一个简单的办法：在每间工作室里放一个大的垃圾桶，学生们把他们不要的东西都扔进垃圾桶里，清洁工只需清垃圾桶就可以了。
They made it clear that they would only exercise passive resistance in the event of a military takeover.
他们声明假若发生军事接管，他们只采取非暴力抵抗行动。
Of the current squads out West, I see only the Hornets as clear candidates for slippage, while the Clippers and Warriors should be poised for big leaps.
现在西部的球队中，我只看了黄蜂队很清楚地可能退步，而快船队和勇士队应该准备好有巨大的飞跃了。
The lactic acid is released into the seal's blood only after the seal surfaces, when the lungs, liver, and other organs quickly clear the acid from the seal's bloodstream.
只有在海豹浮出水面后，即当肺部、肝脏和其他器官迅速将乳酸从海豹血液中清除时，乳酸才会被释放到海豹的血液中。
Dinner ended only after we had a clear understanding of at least half a dozen such facts.
在我们清楚地了解了至少六个这样的事实之后，晚餐才结束。
Note that cheques take longer to clear in France than in Britain, and can only be stopped if stolen or lost.
请注意，支票在法国清算的时间比在英国要长，而且只有在被盗或丢失时才能被停用。
Industry representatives made it clear that their commitment was only to maintain the extent of forests, not their biodiversity.
业界代表们申明他们只承诺维持森林的规模而不是其生物多样性。
We're only going for half an hour, and you're not going to buy anything. Is that clear?
我们只去半个小时，你不许买任何东西。明白了吗？
It will be possible to create more sophisticated moral machines if only we can find a way to set out human values as clear rules.
只要我们能找到一种方法，将人类的价值观以明确的规则阐述出来，就有可能创造出更精密的符合道德标准的机器。
It was only when the hull was hanging freely from the lifting frame, clear of the seabed and the suction effect of the surrounding mud, that the salvage operation progressed to the second stage.
只有当船体从升降架上自由悬挂，脱离海床和周围泥浆的吸力作用时，打捞工作才进入第二阶段。
It should be made clear that not everyone has a device to record their sleep patterns; in some of these nations, it's likely that only the richest people do.
必须要说清楚的是，并不是人人都拥有一台记录他们睡眠模式的设备；在一些国家里，可能只有最富有的人才能拥有这样一台设备。
I only heard about the delay yesterday because we kept the production line clear to handle these special sheets.
我昨天才听说延期，因为为了处理这批特殊板材我们一直保持生产线畅通。
Sun clocks worked, of course, only on clear days; water clocks misbehaved when the temperature fell toward freezing, to say nothing of long-run drift as the result of sedimentation and clogging.
当然，太阳时钟只能在晴天工作；当温度下降到接近冰点时，水钟就会失灵，长期漂浮的东西因为下沉或堵塞而无法工作。
I only have thirty minutes to clear customs in getting to the city center and it means I have to check in by five-thirty, which means leaving home at about four fifteen.
我只有30分钟的时间来办理去市中心的海关手续，这意味着我必须在5点30分办理登机手续，也就是说我必须在4点15分左右离开家。
Only about one woman in a thousand carries her bag on the left, and I tended to steer clear of them.
一千个人中大概只有一个女人会把包背在左边，而我往往会避开她们。
During the fast, they could not eat any food at all, and they could only drink water, tea and clear fruit juice.
在斋戒期间，他们不能吃任何食物，只能喝水、茶和无渣果汁。
In fact, the sky is so clear in Vicuna that it is possible to see many stars that can be seen only with advanced instruments in other parts of the world.
事实上，维库纳的天空如此晴朗，让人们在这里可以看到很多在世界上其他地方只有用先进设备才能看到的星星。
I climbed to the top of a small rise and realised that the mist was little more than a few feet deep, and though it was only a short climb, I found myself completely above it and looking at a wonderfully clear view of Skiddaw with the sun setting in the west.
我爬到一个小山坡的顶部，发现薄雾只有几英尺深，虽然只是小段的攀登，但我发现自己完全位于雾气的上方，伴着夕阳西下，我看到了斯基多峰非常清晰的景色。
I climbed to the top of a small rise and realised that the mist was little more than a few feet deep, and though it was only a short climb, I found myself completely above it and looking at a wonderfully clear view of Skiddaw with the sun setting in the west.
我爬到一个小山坡的顶部，发现薄雾只有几英尺深，虽然只是小段的攀登，但我发现自己完全位于雾气的上方，伴着夕阳西下，我看到了斯基多峰非常清晰的景色。
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