1. And they could clash, pitting the old and white against the young and brown. 并且他们可能会碰撞，老人和白人与青年和棕色人种的对抗。
2. I entered the quiz just for fun and found myself pitting my wits against a university professor. 我出于好玩才去参加这次智力竞赛，结果发现我要与一位大学教授斗智。
3. Contact between a metal and a hygroscopic material such as asbestos, sponge, rubber, cork, wood, or certain plastics can cause pitting. 金属与石棉、海绵、橡皮、软木、木材或某些塑胶等吸湿性材料的接触，会造成疮孔。
英英解释
n.
1. the formation of small pits in a surface as a consequence of corrosion
