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[填空题,4.3分] Saussure put forward two important concepts. __________ refers to the abstract linguistic system shared by all members of a speech community.
出自:信阳师范学院英语汉语学

完成拼图验证

按住下方滑块,将拼图拖到缺口处后松开。

拼图背景,将小拼图拖到缺口处
向右拖动滑块