地下洞穴

This immense chasm has been formed by an underground streamwhich has tunneled a course through a flaw in the rocks.

这个深邃的洞穴是由一条地下暗泉冲刷岩石中的缝隙并使之慢慢变大而形成的。

This immense chasm has been formed by an underground stream which has tunneled a course through a fla w in the rocks.

这个深邃的洞穴是由一条地下暗泉冲刷岩石中的缝隙并使之慢慢变大而形成的。

This immense chasm has been formed by an underground stream which has tunneled a course through a flaw in the rocks

深达3723英尺。这个深邃的洞穴是由一条地下暗泉冲刷岩石中的缝隙并使之慢慢变大而形成的

The gypsum precipitates out of water in the cave, creating these subterranean forms over time.

石膏的沉淀物浮出洞穴的水面，创造这些地下的结构需要很长的时间。

This immense chasm has been formed by an underground stream which has tunnelled a course through a flaw in the rocks.

x 这个深邃的洞穴是由一条地下暗泉冲刷岩石中的缝隙并使之慢慢变大而形成的。

The brutish sea takes fingerling as to eat, can to the head which swims it nearby inch remaining to grow fish but never attackstone, because the head fish pecks at sea the parasite of the body, easing pain and sufferings of the sea ; Have Tibet a kind of brown carry on the back a ground of crow, make it a rule an underground and produce egg and teach son, often live in the same of cave inside, rat or rabbit with the animals, such as rat and rabbit...etc. and beat hole and build nest for the ground crow, the ground crow stands guard and sets up patrol for rat or rabbit, also often often signing in the rat or the rabbit and carrying on the back up, peck at parasite, is a very typical symbiosis phenomenon.

凶恶的海鳝以小鱼为食，可对游到它身边寸余长的隆头鱼却从不攻击，因为隆头鱼啄食海蟮身上的寄生虫，减轻了海蟮的痛苦；西藏有一种褐背地鸦，习惯地下产蛋育儿，常和老鼠或兔子等啮齿类动物居住在同一个洞穴里，老鼠或兔子为地鸦打洞筑巢，地鸦为老鼠或兔子站岗放哨，还常常立在老鼠或兔子背上，啄食寄生虫，是颇为典型的共栖现象。

Explore the underground rivers and chambers of Jenolan Caves, then walk the historic Six Foot Track to Katoomba.

探游珍罗兰山洞的地下河和洞穴，然后沿着历史悠久的六英尺路径徒步前往卡通巴。

And that is just 40 feet above the ground - termites can also burrow as far as 225 feet underground.

更令人不可思议的是，40英尺只是地面部分，它们还能在地下挖出225英尺(68.6米)深的洞穴。

"And while any number of things can go wrong underground, the most dangerous aspect of spelunking is exposure to methane gasses which are difficult to detect without specific equipment."

&虽然在地下会遇到许多麻烦事，但对洞穴探险而言最危险的，还是将自己暴露在非特殊设备难以检测到的沼气中。&

I didn't watch TV last night, because it .

昨晚我没有看电视，因为电视机坏了。

Since this year, in a lot of villages of Beijing, TV of elevator liquid crystal was removed.

今年以来，在北京的很多小区里，电梯液晶电视被撤了下来。