但在九月份，标准局警告说，建立某种制度以追溯和标记来自农场克隆动物的食品是不可能的。

In September it warned that it would be impossible to set up a regime to trace and label food from farms with cloned animals.

youdao

但在九月份，标准局警告说，建立某种制度以追溯和标记来自农场克隆动物的食品是不可能的。

In September it warned that it would be impossible to set up a regime to trace and label food from farms with cloned animals.

youdao