Some suspect that its opposition stems from the fear that many expensive and profitable pills would be found to be of dubious value.

一些人猜测反对的原因是担心很多价格昂贵获利丰厚的新药很可能物非所值。

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Some of the difficulty we educators have with grading software engineering assignments stems from something I and many others have talked about before.

我们教育者在为软件工程作业评分上所遇到的一些难题来自我和其他一些人之前所讨论过的一些事情。

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But many experiments demonstrated that the stems of plants in which all the cells are killed can still move water to appreciable heights.

但许多实验表明细胞都已死亡的植物茎干仍能将水输送到相当可观的高度。

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Much of it stems from what many have called social media for years now.

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Part of the confusion about sangomas and inyanga stems from the many quack healers operating throughout the country, who advertise cures for all manner of diseases, potions to increase penis size, ensure success in love or business or sometimes to ensure your enemy's downfall.

BBC: Witnessing a South African healer at work

Already behind on the math with so many broken stems I decided to browse the baby aisle bottle brush options at my local grocery store.

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