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含羞草为什么会合拢,真的是因为害羞吗
一、是因为害羞吗 含羞草一碰就会合拢,并不是真的会害羞,这只是一种形象的比喻说法罢了。它合拢的时间不是很长,经过刺激后大概5-10分钟,它就会逐渐变回原来的样子。不过,如果连续的触碰,它就不会再有合拢的表现了。因为总是刺激它,叶枕内的细胞液就会流失掉 ...
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