Healthy gums should look pink and firm, not red and swollen.

健康的牙龈看上去应该是粉色且牢固的，而不是红色且肿胀的。

youdao

And Indian editors' fingers are stained with black ink, not red.

印度编辑的手指上仍沾染着黑墨水，而不是红的。

youdao

We must strictly comply with rules of the road, without people to ride, not red light running, horse way to go before crosswalks, it is necessary to take the initiative to avoid motor vehicles.

我们一定要严格遵守交通规则，不带人骑车，不闯红灯，过马路要走人行横道，要主动避让机动车辆。

youdao

Not just any woman, but a wild,red- haired woman, riding a giant catfish down the Rio Grande River.

VOA: special.2009.11.28

So, many of you are new to the Boston area, now I still realize, and I want to let you know it's not required that you be a Red Sox fan to be at MIT.

你们中很多人新来到波士顿地区，现在我仍认识到，我想让你们知道在麻省理工学院,不一定必须做一个红袜队的球迷。

麻省理工公开课 - 化学原理课程节选

I would expect, whether you're a Red Sox fan or not, you to be able to look at a list of different pitchers and their average velocity for their fastball, and tell me who has the longest or the shortest wavelength.

无论你是否是一个红袜队球迷，我预想你会看到一系列,不同的投手和他们,投出快球的平均速度，告诉我谁有最长的,或者最短的波长。

麻省理工公开课 - 化学原理课程节选

Blue and yellow tones work effectively but not red or green because of canine colour-blindness.

BBC: New TV channel for dogs sets tails wagging in Israel

Cupcakes with white icing were deemed constitutional, but not red or green, Mr Gibson reports.

ECONOMIST: The politics of Christmas

He emblazoned it with ads for iHospital, and outfitted it with white flashers, not red, so people don't get confused.

WSJ: Hospitals That Mend the Apple Set