求翻译：利用前馈函数的迹表示将前馈序列分解为LFSR序列的若干个以割圆陪集的首元素为采样距的采样序列的模2和是什么意思？

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Feedback from the use of the former acting suspiciously function decomposition sequence indicated that it will feed LFSR sequence for a number of Japanese Yen accompanied by cutting off the first element of the sampling distance sampling sequence for the model 2 and

Using the forward feed function mark expressed is LFSR sequence certain shears the forward feed sequence decomposition the round coset the first element the sampling sequence mold which is apart from for the sampling 2 and

Using feed-forward function traces to break feedforward sequences for LFSR sequences of several cut round cosets of first element to sample from the sample sequence mode 2, and