97免费在线观看视频,亚洲综合自拍网,黄色毛片免费观看,热久久综合网,免费看日产一区二区三区 狠狠操av,久久久涩涩涩,在线精品免费视频,人人插天天干,久久91精品国产91久久

名詞解釋

ethnic dialect

答案: An ethnic dialect is a social dialect of a language,often cu...
題目列表

你可能感興趣的試題

名詞解釋

protolanguage

答案: A protolanguage is the original form of a language family th...
名詞解釋

locutionary act

答案: Locutionary act refers to the act of uttering words, phrases...
微信掃碼免費(fèi)搜題