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Scientists say the compound is likely to cause cancer but have no hard scientific proof.

科学家们称这种化合物可能致癌，但是并没有确凿的科学依据。

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The problem is that the compound has mixed effects in the brain, a not unusual occurrence with psychoactive drugs.

问题在于，这种化合物对大脑有混合作用，这种情况在服用精神药物时并不少见。

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Palestinian leaders are calling on Muslims to turn out in large numbers for Friday prayers at the al-Aqsa mosque in the compound.

VOA: standard.2009.10.08

He said that the percent ionic character, and this is within a bond, not for a compound, for a covalent bond.

他提到离子百分数，是指一根键中，并非一个分子中。

麻省理工公开课 - 固态化学导论课程节选

But this is a compound, right, it has some non-zero heat of formation from the elements. So is water, right?

但这是种化合物，对吧？,它具有非零的生成热,水也是一样，对吧？

麻省理工公开课 - 热力学与动力学课程节选

In a moment, well give a hint about the compound arithmetic that makes this so.

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The 25-year-old was knocked out of the compound discipline by eventual silver medallist Gladys Willems from Belgium.

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Eventually, the planners agreed that it made the most sense to fly directly into the compound.

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