And what's more, language has six functions such as informative function, expressive function, evocative function, metalingual function, esthetic function and phatic function.
在这套系统中符号有六大功能——信息功能、表情功能、祈使功能、元语言功能、美感功能和酬应功能；
Phatic function: refers to expression_rs that help define and maintain interpersonal relations.
寒暄功能，指有助于说明、维持人际关系的表达。
Phatic function: refers to expression_rs that help define and maintain interpersonal relations.
寒暄功能，指有助于说明、维持人际关系的表达。
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