It appears that the shell has to crack open or break down somewhat to allow the seed to soak up water.

看来，为了让种子吸收水分，种子的外壳必须裂开或破裂。

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Drying cells dry wood to 14% of humidity so as it wouldn't crack or break.

为了防止木材崩裂或断裂，干燥室将木材的湿度控制在14%。

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Hence, administrators must choose a very hard to break password so that nobody can crack it, thus compromising system security.

因而，管理员必须选择非常难于破解的密码，以免被他人破解而影响系统的安全性。

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Nothing to rust, crack, break, or blow out.

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It was a "lucky break"--one crack, no displacement.

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As the sort of people who are on a first-name basis with librarians, historians and English professors, historians are thrilled to hold a new book, to crack the binding and break it in like a new pair of shoes.

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