nfg
abbr.
Nachfolger (German=successor) （德语）继承者，接任者，后续的事物;
例句:
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With a humongous punk heritage on their shoulders, NFG are coming back to show us how it's done.
来自BBC
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The results showed that the backbone of NFG - 1 was composed of xylose and glucose.
结果表明:NFG -1 的主链主要由木糖和葡萄糖组成.