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reef是什么意思

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reef 是什么意思

音标:[ ri:f ]  

中文翻译与英英解释

短语和例子
reef1
n.
1.【地质学;地理学】暗礁,礁脉;沙洲。
2.【矿物】矿脉;含金石英脉。
n.
【航海】(便于减少受风面积的)缩帆部,榫帆部。 let [skake, take] out the reefs 放开帆篷。 take in a reef 收缩帆篷;〔比喻〕缩减(用费等);慎重行事。
vt.
收缩(帆篷)。
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

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; "reef the sailboat''s mast"

例句与用法

1.The ship was wrecked on the hidden reef .
那艘船撞到暗礁沉没了。

2.The captain ordered to reef the sails for docking .
船长下令收帆以靠港。

3.An atoll is a circular reef surrounding a lagoon .
环礁是环绕着一个泻湖的环形礁石。

4.Older reefs become cemented up .
老礁块胶结起来。

5.The pilot guided us through the dangerous reefs .
这位引航员引导我们通过了危险的暗礁区。

6.Alternatively, reefs may extend linearly across basins .
此外,暗礁可横穿盆地呈带状延伸。

7.The motorboat cut across swift currents and skirted dangerous reefs .
汽艇穿过激流,绕过险滩。

8.The ship struck on a reef .
船触礁了。

9.A coral reef may build up to the surface of the tropical ocean .
在热带海洋,珊瑚礁可一直筑到海面。

10.The main chromitite seam and the merensky reef do not outcrop well .
主铬铁岩矿层及麦仑斯基矿层出露不好。

 
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