When the bird lifts off into flight, its wings unfold to an impressive six-foot span.

这种鸟起飞时，翼展可达6英尺，很惊人。

柯林斯例句

As you evolve, the petals unfold to reveal a radiant jewel in the center.

当你进化的时候, 花瓣绽开显现出中心发光的珠宝.

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