We should be so lucky as to have an audience describe our presentations with one or more of these adjectives.
当有一名观众用一个或者多个形容词来描述我们的演讲时,我们应该感到很幸运。
We have enough wealth as a society that no one should ever be just one medical or dental emergency away from homelessness or hunger.
作为一个社会,我们有足够的财富,因此没有人应该由于一次急诊而流离失所、饥肠辘辘。
When we count up the lithium atoms held in stars, there is only one-third as much of the lithium-7 isotope as there should be.
当我们算出了在各个恒星中锂原子的总数,同位素锂- 7的总量仅是在那里应有量的三分之一。
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