易混淆的单词： Kept

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He has kept them in a safe ever since .

此后他一直保存着这些信件未公开。

Spent fuel is kept here , in special shafts .

用尽的燃料棒将被保存在这些特殊的竖井里。

Japan kept too many bad firms going .

日本曾经保有过多的坏账企业。

I also kept an inventory of all the equipment aboard ship .

我同样保存着一副航线所需要的所有装备清单。

Fresh roots can be kept at room temperature for about 5-7 days .

新鲜的根茎在常温下可以保存月5到7天。