Saipan Blue Cave 塞班岛的蓝洞

蓝洞位于塞班岛的东北角，是塞班最著名、难度最高、曾被《潜水人》杂志评为世界第二的洞穴潜水点。今天，就让我们一起遨游蓝洞吧。

The blue hole in the northeast corner of Saipan is a natural cave connected to the PacificOcean. The geology of this area is 1）limestone made from 2）coral 3）reef. The most amazing thing about the blue hole is a deep hole formed because the limestone has 4collapsed and been 5）eroded by seawater. It is filled with dark blue sea water through the three waterwaysat the bottom of the cave. The waterway can reach the open sea， so the blue hole pool can show blue light. This is how the famous blue hole took shape. Blue Cave was named the second largest cave dive in the world by DiveMan magazine. You enjoy diving here.

1） limestone [laimsteun] n.石灰岩

2） coral ['korel]n.珊瑚

3） reef [ri：f]n.礁

4） collapse [ke'laeps] V.崩塌

5） erode ['ravd] V.侵蚀

词组加油站

be connected to与....相连

take shape成型

位于塞班岛东北角的蓝洞是与太平洋相连的天然洞穴，地质是由珊瑚礁形成的石灰岩。蓝洞最神奇之处，就是石灰岩经过海水长期崩塌、侵蚀，形成一个深洞，海水透过洞底3个水道，将深洞灌满了深蓝色海水，水道能通到外海，所以蓝洞水池内能透出淡蓝色的光泽，著名的蓝洞就是这样来的。蓝洞被《潜水人》杂志评为世界第二的洞穴潜水点。喜爱潜水的你能在这里得到极大的享受。

The blue hole looks like a dolphin with an open mouth. Inside is a huge 6）stalactite hole， which is a natural cave formed by the erosion of seawater. Walking 103 feet down the 7）cliff， the diver will come to a huge underground cave whose 8）spherical roof can even accommodate a church. Go for a dive at 5 in the morning and you'll meet all kinds of turtles， sharks and tuna. The clarity of the sea has attracted many diving fans. As the shadow projection of the rocks attracts more underwater creatures， all kinds of colorful9）tropical fish， turtles， devil fish， dolphins， jellyfish， sea urchins... The world on the bottom of the sea is even more colorful than land！

6） stalactite ['staelaktat] n.钟乳石

7） cliff [kIf] n.悬崖

8） spherical ['sferkI] adj.球状的

9） tropical ['tropIk] adj.热带的

蓝洞外观看起来像张开嘴的海豚，内部是一个巨大的钟乳石洞，是因为海水的侵蚀作用而形成的天然洞穴。沿着悬崖向下103步，潜水者就会来到一个巨大的地下洞穴，它的球状顶壁甚至可以容纳一座教堂。清晨5點去潜水，你一定会碰上各种各样的海龟、鲨鱼以及金枪鱼。海水清澈见底，吸引了许多潜水迷流连忘返。由于岩石的阴影投射吸引了更多的水下生物，各式各样五颜六色的热带鱼、海龟、魔鬼鱼、海豚、水母、海胆……海底的世界比陆地还要精彩斑斓！

1.“be done"被动语态：

例：The thief stole my handbag.

改为：My handbag was stolen by the thief.

2.“a huge underground cave whose spherical roof can even accommodate achurch”是一个定语从句，可以使表达更加清晰。

塞班岛上有十多个潜水胜地，其中翅滩有着大量章鱼出没; B-29 潜水点则有着一架日本水上轰炸机、机关枪塔楼和爬满了珊瑚的发动机;黑珊瑚潜水点有着大量受到高度保护的黑珊瑚，一小群特有的海豚在这片水域巡游，为那些想去这片特殊水域的潜水者指引方向。

蓝洞里面还有两个天然的游泳场，通过海底通道连接外部海洋。对于潜水者来说，这将是一次无以伦比的体验。