The empty shell of a snail or clam may be left behind, and if it is sufficiently durable and resistant to dissolution, it may remain basically unchanged for a long period of time.

蜗牛或蛤蜊的空壳可能会被留下来，如果足够持久和抗溶解，它可能会在很长一段时间内基本保持不变。

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At the same time, the longitudinal range and the positions of the two boundaries of the ionospheric convection pattern remain basically unchanged.

另一方面，电离层对流形态和晨昏对流圈的经向跨度及其两端的位置是基本不变的。

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Ingredient analysis shows that contents of protein, ash, fat, carbohydrate and coarse fibre are basically remain unchanged.

成分分析结果表明蛋白质、灰份、脂肪、总糖、纤维素五种成分基本没有发生变化。

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In short, it is seriously misleading for the President to suggest that his sanctions "remain basically unchanged today, " except in the sense that they were not effective when announced and they continue to be ineffectual.

CENTERFORSECURITYPOLICY: Center for Security Policy | ��Where Have All The Sanctions Gone?��: Additional Arguments For Blocking MFN To China

These sanctions remain basically unchanged today.

CENTERFORSECURITYPOLICY: Center for Security Policy | ��Where Have All The Sanctions Gone?��: Additional Arguments For Blocking MFN To China