Adventurous visitors can opt for several "off-trail" Tours guided by park rangers through narrow passage ways, across slick flow stone and down ropes and ladders.
爱探险游的客可以选择几条“离步道”路线，由公园管理员带领下通过狭窄的入口，借用绳索和梯子穿过光滑流石到达溶洞。拍摄于2010年12月18日。
The three-hour guided visits are a walk through time, along a well-designed nature trail past a wealth of exposed fossils dating as far back as the Tertiary, some 40 million years ago.
这三个小时的参观是一次时间漫游，沿精心设计的自然路径以此经过大量的可以追溯到大约4千万年前的第三纪的暴露的化石。
If you don't want to lounge on the beach, you can go on a guided walk along the nature trail.
如果不想闲躺在沙滩上，可以让导游带你走一走观光小径。
AbstractObjective: By studying the effects of idiopathic facial paralysis risk factors, clinical trail will be better guided and the occurrences of its sequel will be reduced correspondingly.
摘要目的：研究特发性面神经麻痹后遗症的危险因素，以指导临床尽可能地减少其后遗症的发生。
Half an hour later, guided by its electric trail, we reached the Nautilus.
半小时后，有电光引路，我们到达了诺第留斯号。
Half an hour later, guided by its electric trail, we reached the Nautilus.
半小时后，有电光引路，我们到达了诺第留斯号。
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