学习者有时在说外语时并非尽可能地说地道的外语，而是有意识地保留其母语的

学习者有时在说外语时并非尽可能地说地道的外语，而是有意识地保留其母语的特征，以示民族性，表明他们是某个集体的成员

結果 (英文) 1:

Learners say sometimes when speaking a foreign language not as her native language, but consciously retained its native character, national character, show that they are members of a collective

結果 (英文) 2:

Sometimes when you speak a foreign language learners is not to say the authentic language as much as possible, but consciously retain the characteristics of their native language, to show national character, that they are a member of a collective

結果 (英文) 3:

Speaking in a foreign language learner is sometimes not possible to speak idiomatic language, but to retain consciousness of their mother tongue, as a nation, that they are a member of a group