1. The sky was covered with a gray blanket, indicating that a storm was on the way. 天空笼罩着一层灰色的帷幕，预示着即将有一场暴风雨。
2. The walls of the abandoned house were covered with gray mold and dampness. 这座废弃房屋的墙壁被灰色霉斑和潮湿所覆盖。
3. She wore a gray sweater that matched her eyes, making her look elegant and charming. 她穿着一件与眼睛相配的灰色毛衣，看起来优雅而迷人。
4. The city streets are filled with gray clouds of exhaust fumes from the traffic. 城市街道弥漫着交通排放的灰色烟雾。
5. The painting depicts a gray landscape with misty mountains in the distance. 这幅画描绘了一个灰色的景观，远处是雾气缭绕的山脉。
6. The cat sat on the gray rug, its fur blending in with the color of the rug. 猫坐在灰色的地毯上，它的毛发与地毯的颜色融为一体。
7. He looked at the gray sky and felt a sense of melancholy. 他望着灰色的天空，感到一阵忧郁。
8. The old man wore gray hair and a gray beard, making him look very distinguished. 这位老人留着灰色的头发和胡子，让他看起来非常尊贵。
9. The factory emissions have turned the sky gray, affecting the quality of life in the area. 工厂排放的废气使天空变成了灰色，影响了该地区的生活质量。
10. She wore a gray dress that accentuated her figure and made her look stunning. 她穿着一件突显身材的灰色连衣裙，看起来非常惊艳。
11. The museum was filled with gray stone statues that looked ancient and majestic. 博物馆里摆满了灰色的石雕，看起来古老而庄严。
12. The artist used gray as a dominant color in his painting to create a sense of melancholy and sadness. 艺术家在绘画中使用灰色作为主要色彩，以创造出一种忧郁和悲伤的感觉。
13. The cityscape is dominated by gray buildings that are contrasted by patches of green from the parks and trees. 城市景观以灰色建筑为主，与公园和树木的绿色斑块形成对比。
这些例句展示了“灰色”在不同语境中的用法，包括描述自然景观、建筑物、衣物、情绪等。希望这些例句对你有所帮助。