体积大的脉络膜恶性黑色素瘤，应行眼球摘除，具体是指直径大于（）mm，厚度大于（）mm。
参考答案：16；10
Study the following picture carefully and write an essay to
1) describe the picture and interpret the meaning,
2) analyze the phenomenon, and
3) give your comments on this issue.
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