扬帆的英文：
under sail

参考例句：

The wind is too strong; Don't clew up!
风太大了，别扬帆。

They finally got the anchor up and set sail.
他们终于起锚扬帆。

Sails;propulsion by means of sails
帆(总称);(扬帆)航行

To hoist the sail while the wind is good
趁风扬帆

Drake sailed round the world.
德雷克扬帆环游世界.

It is unsafe to carry too much sail in a storm
在风暴中扬帆是不安全的。

The fleet had begun to fill away on a northerly course
船队开始扬帆北进。

With favorable weather conditions it was an auspicious moment to set sail
风和日丽，正是扬帆出海的黄道吉日。

There was swimming and sailing down on the lake.
有人在湖上游泳和扬帆。

Please subscribe to Market Guide Monthly. It will surely assist you to hoist the sails on the sea of commerce.
请订阅(市场指南)杂志，助君商海扬帆。

under是什么意思：
prep. 在…下面；少于adv. 在下面
adj. 下面的，较低的

Under the hammer
被拍卖

under the ground;swam under water.
在地下；游到水下

Under water, famine; under snow, bread.
洪水造饥馑，瑞雪兆丰年

The coin rolled under the bed.
硬币滚到床底下去了。

You are under the scrutiny of the police
你现在受到警察的监视。

sail是什么意思：
v. 航行，起航
n. 帆；乘船航行

The belly of a sail.
帆的鼓起部分

They shipped out in that sailing vessel.
他们在那条帆船上当了船员。

Sailing is the love of his life.
帆船运动是他最喜爱的活动。

They go for a sail down the thames.
他们乘船泰晤士河航行。

Sail under false colors