然而，尽管这种'纯'气体方式的化学处理方案在上世纪90年代已经问世，但化石燃料电厂排放出的废气通常杂质很多。

Yet while this sort of chemical recipe was already shown in the 90s to work with a pure gas, the sort of emissions that come from a fossil fuel power station are typically full of impurities.

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另外，这种神奇的解决方案可以提供铅酸电池十倍的电量，没有有毒原料没有化学危害，而且价钱只有铅酸电池的一半。

Moreover, this miracle-working solution is said to produce "ten times" the power of lead-acid batteries at half the cost, sans the need for "toxic materials or chemicals."

youdao

几年前，我跟一些老师共同起草一个化学课程的教学计划，我们个人负责课程的不同板块，我们通过wiki进行在线合作，撰写课程方案、课堂讲义等，减少了 email的使用。

By using a wiki we had less email – we all went right to the wiki to work on lesson plans, teaching notes, etc.

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