题型：填空题 题类：常考题 难易度：普通
13.海水为什么是蓝的
己 讳
忌 伟
殊 惰
珠 隋
lì shēng hē chì | shì hòu | pí qì |
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yí rì sān cān | jīng jù | dūn zhe |
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jīng yíng | miǎo xiǎo | cuǐ càn | ēn cì |
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zī yuán | pò suì | yǎn liàn | làn yòng |
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