... 四级结构 quaternary structure; 四级精度rough grade; 四级考试 Band Four Test; ...
双语例句
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After experiencing a particularly rough time in a calculus class during his sophomore year at UCLA, Mike Moradian began to think students could benefit from knowing more about how professors grade.
But the question is: smaller production capacity, variety Grade little rough, the size of suspended more PTFE resin products, resins and fine-grained less.