Early in the Uruk period, the use of undecorated utilitarian pottery was probably the result of specialized mass production.

早在乌鲁克时期，使用未经装饰的实用陶器可能是专业化大规模生产的结果。

youdao

He was glad that he liked the country undecorated, hard, and stripped of its finery.

他很高兴自己喜欢这个不加装饰、粗犷、褪下华服的乡下。

youdao

They are interesting for the fact that they are very plain and undecorated for the time, with only one plain central panel at the back and no armrests.

很有趣的是，当时它们很普通，没有装饰，只是后面有一个简单的中央面板，没有扶手。

youdao

The undecorated fir tree in the dining room told me that Christmas had not yet arrived.

NEWYORKER: Wakefield

When your name was called, you were passed through a metal detector and ferried upstairs to an undecorated 6-by-6 cubicle.

CNN: We Work For You!

Overall it has undecorated flat surfaces with a plate of glass on the front all the way out to a very thin rim and a blank back.

ENGADGET: Apple publishes 'Samsung did not copy' statement through gritted teeth