显然，这是一个被密切保守的秘密，因为营销人员花时间和金钱试图创造新鲜事物。

Apparently this is a closely guarded secret, because marketers spend time and money creating novelty.

youdao

显然，这是一个被密切保守的秘密，因为营销人员花时间和金钱试图创造新鲜事物。

Apparently this is a closely guarded secret, because marketers spend time and money creating novelty.

youdao