The choices were dark black and light black.

只不过是在更黑与黑之间作选择罢了。

youdao

This is especially essential for dark black or African-American hair, which can become dry and brittle.

这对于深黑色头发和美国黑人头发尤其关键，因为这些头发容易变得干燥易碎。

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Older tiles on Discovery look streaked from the plasma environment of re-entry. They stand out in photos because new tiles still appear a pristine dark black.

“发现号”上较老的板片的条纹是其在返回途中地球大气层等离子体环境造成的，在照片中它们更扎眼的原因是新的板片还保持着原来的深黑色。

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At a black-tie event, the men dress in tuxedos or dark suits and the women wear fancy dresses.

VOA: special.2009.12.28

The researchers say Anchiornis huxleyi appeared to have a dark gray or black body.

VOA: special.2010.03.16

It has the iPad's rounded corners and dark black frame around the screen.

CNN: Heather Kelly,

When last seen he was last seen wearing black trainers, dark blue or black jogging bottoms, a blue fleece and a black beanie hat.

BBC: Ralph Hebden

When he was last seen he was wearing black trainers, dark blue or black jogging bottoms, a blue fleece and had a blue rain jacket.

BBC: Wife of missing Arbroath marine urges him to come home