Objective: To analyze the constituents of essential oil from the skin of water caltrop.

目的：分析菱壳粉末中挥发性成分。

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Special foods for the festival included moon cakes cooked taro and water caltrop ea type of water chestnut resembling black buffalo horns.

这个节日的特殊食物包括月饼，芋头，水蒺藜（像黑水牛角的菱角的一种）。

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Lotus pond under the leaves are beautiful fish in the clear water of the play our edge is taken after some caltrop.

池塘荷叶荷花下是美丽的小鱼在清澈的水总嬉戏，我们边划边采一些菱角。

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