The sample submitted is said to be a pre-production version, and thus subject to change before final release.

递交的样品据说是预先生产的版本，这样在最后新品发布之前样品还可以更改。

youdao

The sample submitted is said to be a pre-production version, and thus subject to change before final release.

递交的样品据说是预先生产的版本，这样在最后新品发布之前样品还可以更改。

youdao