The Ordovician reef mounds are generally small in size and .
奥陶系的礁丘一般规模很小,岩性以粘结岩为主,其孔隙发育好坏同风化残丘一样,主要取决于次生溶蚀作用。
The present paper focuses on the evolutionary significance of the Calathium reef mound from the Yijiangfang Formation,Bachu,Xinjiang based on its biotic structures and age.
从建造时代和群落组成的角度,专论新疆巴楚地区一间房组瓶筐石礁丘的演化定位。
CYANOBACTERIAL COMMUNITY FROM THE REEF MOUND OF THE LIANGLITAG FORMATION(UPPER ORDOVICIAN),BACHU,XINJIANG,NW CHINA
新疆巴楚晚奥陶世礁丘中的蓝菌群落
full of submerged reefs or sandbanks or shoals.
布满了淹没在水中的暗礁、沙丘或者浅滩。
It possessed every outcropping of rock, every curve of sand dune on a barren and gelid shore.
这里也有凛冽荒凉的海边那种礁岩嶙峋，沙丘起伏的景色。
barrier reef
堡礁(一种珊瑚礁)
coral island, coral reef, and atoll
珊瑚岛、珊瑚礁和环礁
An Interpretation on the Case of Pedra Branca,Middle Rocks and South Ledge:from the Perspective of International Law
白礁岛、中岩礁和南礁案的国际法解读
A low offshore island or reef, especially in the Gulf of Mexico;a cay.
礁（尤指墨西哥湾内）海岸以外的低岛或礁；珊瑚礁
An atoll is a circular reef surrounding a lagoon.
环礁是环绕着一个泻湖的环形礁石。
International Coral Reef Initiative
国际珊瑚礁倡议(珊瑚礁倡议)
Experiment of Cubic Model of Artificial Reef and Reef Design;
正方体人工鱼礁模型试验与礁体设计
The boat was torn asunder on the rocks.
船触礁撞得支离破碎。
The boat was dashed against the rocks.
那船猛地撞到礁石上。
The ship threaded her way between the hidden rocks.
船从暗礁之间穿过。
The ship fell foul of the hidden rocks.
那艘船碰上了暗礁。
Under the seabed there are many submerged reefs.
海底下有许多暗礁。
The boat was smashed on the rocks.
船在礁石上撞碎了。
That if the Boat was stav'd upon Shore
万一小艇在岸边触礁，
Belize Barrier-Reef Reserve System
伯利兹堡礁保护系统