A piano has black keys and white keys.

钢琴有黑白两种琴键。

youdao

Piano has two types of keys, the white keys, and the black keys.

钢琴有两种类型的键，白键和黑键。

youdao

In the center of the piano are two black keys.

在钢琴的中心中是二支黑色的钥匙。

youdao

Among the best alternative music album nominees is "Brothers," from the group the Black Keys.

VOA: special.2010.12.10

SWe leave you with "Black Keys" from "Lines,Vines and Trying Times."

VOA: special.2009.06.19

But he could play only the black keys.

VOA: special.2009.12.20

In 2013, Dan Auerbach and the Black Keys were the biggest winners, taking home four trophies.

FORBES: Grammy Winners 2013: The Full List

The Foo Fighters, The Black Keys and Neil Young have a few things in common.

FORBES: Foo Fighters, Black Keys, Neil Young To Team Up For Historic Charity Concert

Turns out last year the show featured Eminem, The Black Keys and and OK Go.

FORBES: Your Guide to Coachella and Upcoming Music Festivals