reef

英 [riːf]

美 [riːf]

n.  礁; 礁脉; 缩帆部; 帆的可收缩部
v.  收帆; 卷起缩帆部; 叠起缩帆部

复数：reefs　现在分词：reefing　过去分词：reefed　过去式：reefed　第三人称单数：reefs　

CET6TOEFLTEM8

Collins.1 / BNC.6734 / COCA.6352

牛津词典

noun

• 礁；礁脉
  a long line of rocks or sand near the surface of the sea
  1. a coral reef
     珊瑚礁
• 缩帆部；帆的可收缩部
  a part of a sail that can be tied or rolled up to make the sail smaller in a strong wind

verb

• 收帆；卷起缩帆部；叠起缩帆部
  to make a sail smaller by tying or rolling up part of it

柯林斯词典

• N-COUNT 礁;礁脉
  Areefis a long line of rocks or sand, the top of which is just above or just below the surface of the sea.
  1. An unspoilt coral reef encloses the bay.
     未受破坏的珊瑚礁环绕在海湾周围。

英英释义

noun

• one of several strips across a sail that can be taken in or rolled up to lessen the area of the sail that is exposed to the wind
• a submerged ridge of rock or coral near the surface of the water

verb

• reduce (a sail) by taking in a reef
• roll up (a portion of a sail) in order to reduce its area
• lower and bring partially inboard
  1. reef the sailboat's mast

双语例句

• The sea on the reef vowed to love, I also look on the reef.
  大海对礁石矢志不渝的爱，令我对礁石也刮目相看。
• I told you there's no passage through that reef.
  我告诉过你那暗礁中没有通道。
• Inhabit reef flats as well as shallow lagoon and seaward reefs.
  栖息于礁石平台以及舄湖浅滩与临海礁石。
• Coral island, coral reef, and atoll
  珊瑚岛、珊瑚礁和环礁
• An unspoilt coral reef encloses the bay.
  未遭破坏的珊瑚礁环绕着海湾。
• Their vitality is so strong that they can even grow on a coral reef.
  它们的生命力很强，甚至能在珊瑚礁上生长。
• Other famous Natural Heritage Sites are the Great Barrier Reef and the Grand Canyon.
  其他著名的自然遗产是大堡礁和大峡谷。
• It extended the study scope and depth for the organic reef to a large extent.
  这在很大程度上扩展了生物礁研究的广度和深度。
• This tiny tropical island is girdled round with a coral reef.
  这个热带小岛周围长满了珊瑚礁。
• The case study area comprises Douglas Shire in Northern Queensland and the Cairns section of the Great Barrier Reef.
  本文的研究区域是北昆士兰包括道格拉斯郡和大堡礁。