化学专业英汉词典
化学专业英汉词典：第1页
a axis orientation
a batch of
a bit
a bundle of
a c polyethylene 629
a chain of
a considerable amount of
a couple of
a crop of
a few
a flock of
a frame
a good deal
a good few
a good supply of
a great deal of
a great many of
a great quantity of
a group of
a handful of
a host of
a kind of
a large amount of
a large quantity of
a little
a little way
a little while
a long way to
a lot
a mass of
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