Microbe-rich stromatolite reefs, like this one in Shark Bay, Australia, were among the first sources of oxygen on Earth.
微生物丰富的石礁是地球上氧气的首要来源之一。位于澳大利亚鲨鱼湾的这座就是其中之一。For the drivers, of course, that means there is virtually no margin for error: they go into the wall, or over the edge, or into each other.
对于司机来讲，当然了，这意味着他们没有丝毫犯错误的余地：否则他们要么撞上山岩，要么他们撞上石礁，要么干脆两个全部都撞上去。Whole ridges of grey rock project from the water, but we cast anchor for a while.
眼看一片灰色石礁布满水面，“江津”号却抛锚停泊了。The first lighthouse made of interlocking masonry blocks was built on the treacherous Eddystone Rocks reef, Off Plymouth, England (1759).
第一座用石块砌成的灯塔在1759年建于英国普里茅斯港近海的不牢靠的涡石礁上。After a many, many years, the earth's crust changes, which bring water receded, became the land, two rock reef which is now Shuang Tashan.
过了许多许多年，地壳变迁，这一带海水退去，成了陆地，两个石礁就是现在的双塔山。This is online map of the address "Qiao Tou Shi Shi Jiao She Qu , Dinghai District, Zhoushan City, Zhejiang Province, China" .
这是地址“中国浙江省舟山市定海区桥头施石礁社区”匹配的在线电子地图。SHIJAO, China -- A single strand of burnt-out Christmas lights weighs almost nothing in the hand.
中国石礁——一串烧坏了的圣诞灯放在手中感觉轻如鸿毛。