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O.K., follow me! Everywhere I went,I had to stand in line.
VOA: standard.other
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It's even easier to follow if we know what all of those stand for.
如果我们知道这些代表的是什么，它就更容易理解了。
麻省理工公开课 - 化学原理课程节选
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It's even easier to follow if we know what all of those stand for.
如果我们知道这些代表的是什么，它就更容易理解了。
麻省理工公开课 - 化学原理课程节选
