Analysis of the compounds in the tubes and on the bees' bodies provided some of the first-ever evidence about the presence of these compounds plus information about their chemical makeup.

对玻璃管中和蜜蜂身体上的混合物进行的分析为这些物质的存在和有关它们的化学成份的信息提供了首次证据。

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At $70, plus the cost of tubes, homemade would still be cheaper than $50-per-carton pre-rolled cigarettes, but would not be the bargain it is now.

按照70美元的价格，加上烟管的费用，手卷烟仍然比每条50美元的预先卷制好的卷烟便宜，但不会象现在这样便宜了。

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"If this place goes down the tubes, I have to go find another job, plus my dream is crushed, " Steve Grech said.

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Below that is a row of four test tubes, marked with a circle, an X, a square and a plus sign.

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