1、
Extra waste matter, which is the end product of protein metabolism, is excreted in the urine.
额外浪费问题, 这是最终产品的蛋白质代谢, 排泄于尿.
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2、
3、
The court has passed sentence and the matter is now at an end.
法庭已经作出了判决，现在这件事已经告一段落。
《柯林斯高阶英汉双解学习词典》
