I’m afraid geophysics is rather a closed book to me.
我对地球物理学一窍不
。
n. 已结束的计划和行动等；一无所知的东西
He closed the book, yawned, and went to bed.
起
, 打
欠, 然后上床睡觉。
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相似单词
close-confinement, close-coupled, close-cropped, close-cut, closed, closed book, closed circuit, closed circuit television, closed corporation, closed interval,