A domain package is a set of classes that collaborate among themselves to support a cohesive set of contracts that can be considered black boxes.

一个域包是一个互相协作以支持可以被认为是黑盒的内聚契约集的类集。

youdao

Black, no light penetration; Used for drum, package and decoration.

黑色，不透光；用于鼓乐器、包装及装饰装潢等。

youdao

I turn the package over in my hand. After a couple of seconds, I find what Kevin can't, tiny black letters that spells the words Made in China.

我翻来复去看它的包装，没一会儿，就找到凯文没找到的、小小的黑色标签：“中国制造”。

youdao

Also new are larger air intakes ahead of the front wheels, which have 19-inch alloy rims in matte black, and an optional style package that offers high-gloss black paintwork on the underside of the front spoiler, front and rear grilles.

FORBES: Lamborghini Premier: The Gallardos LP 560-4 and LP 570-4 Edizione Tecnica

Now it's solid black--or blue, or orange, depending on the product or package.

FORBES: Face-lift Fever

BAMcinemaFest was the first to get behind a children's movie package conceived by filmmakers Josh and Benny Safdie, after their film "The Black Balloon" won a jury prize at Sundance.

WSJ: Capturing Local Color