N-COUNT A biplane is an old-fashioned type of aeroplane with two pairs of wings, one above the other. 双翼飞机
He arrives in his biplane and crash lands it in a tree.
他驾驶双翼飞机到达,在一棵树上紧急降落。
I knew someday I would own an aerobatic plane, especially a BIPLANE.
我梦想有一天我会有一架特技飞机,特别是双层翼飞机。
She bought an old biplane and worked on it, day and night. In 1930, Amy set off to fly to Australia.
她买了一架老的飞机并且不断的练习,在1930年,艾米启程前往澳大利亚。
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