求翻译：1978年以来，国家的正确路线和政策，带来了对外汉语教学事业繁荣发展的大气候和良好的外部条件；对外汉语教学作为一门专门的学科正式提出并得到确认，又成为学科发展的内部动力。从此，中国对外汉语教学事业进入了一个蓬勃发展的新阶段。是什么意思？

Since 1978, state the correct line and policies, foreign language teaching career has brought prosperity and development of the climate and favorable external conditions; foreign language teaching as a specialized discipline and formally confirmed, but also the internal dynamics of the development o

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Since 1978, the national correct route and the policy, have brought the teaching Chinese as a foreign language enterprise to prosper the development the macroclimate and the good external condition; The teaching Chinese as a foreign language took a special discipline proposed and obtains the confirm

Since 1978, the correct line and policy of the country, bringing the teaching of Chinese business climate and favorable external conditions for prosperity and development; foreign Chinese teaching as a specialized subject officially proposed and confirmed, has become the internal driving force for d

Since 1978, state the correct line and policies, foreign language teaching career has brought prosperity and development of the climate and favorable external conditions; foreign language teaching as a specialized discipline and formally confirmed, but also the internal dynamics of the development o