The corresponding half of the ladder that corresponds to any given ladder, let's say the black DNA molecule that corresponds to the blue one is not just a mirror image.

与任何单链配对的,另一条单链,比方说与蓝色DNA分子,配对的黑色DNA分子,并不是蓝色DNA分子的镜像

耶鲁公开课 - 生物医学工程探索课程节选

Nike never cut ties with Woods when his scandal broke in 2010, and even tried to help resuscitate his image with a black-and-white ad four months later featuring a voice-over by his late father.

NPR: Nike's Tiger Woods Ad Draws Critics

And the image of his black eye that police captured in his mug shot, the result of a run-in with a bystander who was trying to prevent the Olympic gold medalist from fleeing from the police.

FORBES: Connect

One of the most damaging forces tearing at young black people in America today is the popular culture's pernicious image of what an "authentic" black person is supposed to look like and how that person is supposed to act.

NPR: Redefining What It Means to Be Black in America