两端圆形木头绑在一起做成一个桅杆，一张用布编织成的帆挂在一个十字型的杆上。
Two long logs were lashed together to make a mast, and a sail of woven cloth hung from a cross-pole.
工作原理：光子击打在一张用超薄材料制作的巨大的帆上。
How it works: Photons strike an immense sail of ultrathin material.
船上只挂了一张帆，因为没有一丝儿风吹动。水手们正坐在护桅索的周围和帆桁的上面。
A large ship, with three masts, lay becalmed on the water, with only one sail set; for not a breeze stiffed, and the sailors sat idle on deck or amongst the rigging.
在这张不寻常的自拍照片，一台照相机按装在日本的伊卡洛斯飞船上，此飞船于6月15日与其主体脱离后，拍摄了第一张全部展开的太阳帆照片。
In an unusual take on a self-portrait, a camera aboard Japan's Ikaros spacecraft separated from the main body on June 15 to snap this first picture of the craft's fully deployed solar sail.
突然之间，他们就有了一只大大的树皮船，还带着一张美丽的白色方帆。
And suddenly they had a big bark ship with a beautiful white square sail.
有时是一张帆。高高的，高高的群星。
雨的边线上，是一张帆。
突然之间，他们就有了一只大大的树皮船，还带着一张美丽的白色方帆。
And suddenly they had a big bark ship with a beautiful white 13 square sail.
一张足够大的帆，通过经年累月的积累，可以达到数十万英里的时速，足以在5年内穿越整个太阳系。
Over days and years a big enough sail, say a mile on a side, could reach speeds of hundreds of thousands of miles an hour, fast enough to traverse the solar system in 5 years.
在那折断的桅杆上，有一张裂成碎片的帆还在飘着。
Above the splintered mast a sail rent to tatters was waving;
在那折断的桅杆上，有一张裂成碎片的帆还在飘着。
Above the splintered mast a sail rent to tatters was waving;
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