The traditional tourism as the leisure tourism is affected by the economic income, working hours and season. It has some features as fragile sensitive, elasticity of demand, market volatility.

传统的以观光为代表的休闲性旅游，受到经济收入、工作时间和季节性的影响，存在着脆弱灵敏的特性，需求弹性大，市场波动明显。

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Experiment results show that fragile watermark is sensitive to tampering.

实验表明该易碎水印对篡改是敏感的。

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Fragile watermark is very sensitive to these attacks.

而易损水印对上述攻击则具有很强的敏感性。

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The scientists, of course, are keen to ensure that the gas companies are fully aware of the unique and sensitive habitats in which they will be operating, particular with respect to the spectacular coral reefs and fragile coastal ecosystems.

FORBES: Producing Gas and Protecting Biodiversity in Mozambique