The primary reason is undoubtedly the rapid improvement in health conditions throughout the Third World.

主要原因无疑是整个第三世界卫生条件的迅速改善.

辞典例句

Is proper action taken when undesirable health conditions occur?

任何不利健康的因素出现时,是否采取适当更正行动?

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She also noted that most of those affected have had underlying health conditions.

陈同时还指出,患病人群中大多数曾有潜在的健康问题.

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Researchers have linked the failure to identifyand express emotions to many health conditions.

研究者注意到一些在健康的情况下不可取的表达情绪的现象.

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