词典释义：
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Here, we grow kombu, large seaweeds which can grow to three metres in length.
我们在这里种植海带，这是能长到3米长的大海藻。
《Planet Ocean》《海洋星球》
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A thousand horizontal wells have been sunk into the earth and then connected by canals over 3,000 miles in length, directing water from the Tian Shan mountain glaciers 100 miles to the north, to their fields and villages.
数千个深入大地中的水平井，而后由长度唱过三千英里的运河连接，将一百六十公里外的天山冰川融水引入她们的田野与村庄。
《China from Above》《鸟瞰中国》
双语例句
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The river is 300 miles in length.
这条河长300英里。
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The room he has just rent is about 9 meters in length and 3 meters wide.
他刚租的房间长约9米，宽约3米。
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It is about a metre in length.
它大约有一米长。
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The sleeves are unequal in length.
这两只衣袖不一般长。
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Her novels vary in length.
她的小说篇幅长短不一。