此外，可分别从附和者、发话者及应答者的角度分析使用语用否定的动机。

Furthermore, motives of using pragmatic negation are discussed from the perspectives of the echoer, the speaker and the respondent.

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虽然附和者众，也具有一定的合理性，但是当中的观点和论据还不具足够的说服力。

Although assentation person numerous, also have certain rationality, but the viewpoint in the center and argument still do not have enough conviction.

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为了建造通道，研究者将促进细胞粘附和细胞排斥的化合物分别涂布在培养基上。

To create the channels, the researchers patterned cell-adhesive and cell-repellant chemical compounds onto a substrate.

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