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The existence of acid deposition or acid precipitation has been known for years. Only in recent years, however, has acid deposition been recognized as a problem.

酸性排泄物和酸性降落物的存在已被知晓了许多年，但仅在最近几年酸性排放物被认为是一个环境问题了。

However, when the target organic was acetic acid (an inhibitor of radical reaction),Fe2+/O3 and O3 had similar degradation efficiencies.

当目标有机物是对自由基链反应具有抑制剂作用的乙酸时，O3和Fe2+/O3对乙酸有着相似的降解效率。

By adding a salt of citric acid, however, they were able to keep the tissue "alive" for three times as long.

有趣的是，当他们在组织中加入柠檬酸盐的时候，鸽子的胸部组织的代谢率明显降低，存活时间可比正常情况下长3倍。

However, there still has no report on growing alfalfa in acid purple soil.

但是，目前尚无紫花苜蓿在酸性紫色土中种植的报道。

In this story,"Acid Trip" descripts the trip of dream after the gas made he faint. In this trip, he recalled his memories and regretted his blunders. However, the ending is miserable. When wonderful time had been gone, he felt it is too late to regret.

在此将「Acid Trip」转化为一氧化碳中毒后产生的幻觉旅程，在这段过程中回忆过往、体悟后悔，然而讽刺的是，结尾终将悲剧作结，当美好片刻即将消失，才体会到为时已晚。

However, it is important to understand that from an acid-base perspective, both disorder s are primary disturbances.

然而重要的是要意识到混合性酸碱平衡紊乱中的两种紊乱都是原发性的。

However, it is important to understand that from an acid-base perspective, both disorders are primary disturbance s.

然而重要的是要意识到混合性酸碱平衡紊乱中的两种紊乱都是原发性的。

To get full health benefits from tea, however, don't use milk in it - some casein-related proteins in the milk bind the polyphenols - but instead acidify it with a little lemon (or even take your vitamin C with the tea) to enhance absorption of the tea polyphenols.

获得全面的健康的好处，从茶叶，不过，不要使用牛奶在它-一些酪蛋白相关蛋白的牛奶约束，多酚类物质-而是酸化，它与少许柠檬（或什至采取您的维生素C与茶）加强吸收的茶多酚。

However, at night it provokes high acidity.

但是，它在夜间挑起酸度高。

At present, the understanding of ecology of acidophilic microorganisms is mainly based on the traditional pure culture and isolation techniques. However, the development of molecular biology provides more scientific methods. The combination of pure culture and isolation techniques with molecular biotechnology will provide more effective methods in this field.

目前对嗜酸微生物生态学的理解主要基于传统的纯菌培养分离技术，但是分子生物学技术的发展提供了更科学的研究手段，将纯菌培养分离技术和分子生物学技术相结合是研究嗜酸微生物生态的有效方法。

I am accused of being overreligious," she said in her quiet, frank manner,"but that does not prevent me thinking the children very cruel who obstinately commit such suicide.""

客人们在卡罗利娜·埃凯家里，举止就文雅一些，因为卡罗利娜的母亲治家很严厉。

Designed by French fashion house Herm è s, this elegant uniform was manufactured in our home, Hong Kong, and was the first without a hat.

由著名品牌 Herm è s 设计，这件高贵的制服是香港本土制造，是我们第一套不配帽子的制服。