This means there is a greater chance of their meeting one another, allowing an extra atom to fill a hole and restore the crystal structure.

这意味着它们有更大几率相遇，因而多余的原子能填补空洞，恢复晶体结构。

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And don't you dare fill the space in with any other extra routine or chore once you clear it.

还有当你清理的时候，别再用其它多余的工作填补空间啦！

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We had hoped to fill the back page with extra news; we're not quite there yet.

我们原本希望在最后一版面载满附加新闻；但我们现在还没真正做到。

《柯林斯英汉双解大词典》

To get creative in challenging light, a built-in pop-up flash supplies extra lighting when capturing images in low-light situations or to provide a fill flash to eliminate shadows.

ENGADGET: Nikon 1 V2 unveiled: 14.2 megapixel ILC shoots 15fps stills for $899.95 in November

This is a mix of performance-based pay and extra pay for working in jobs that are hard to fill and for taking leadership roles.

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