1. The bread was stale and hard to chew.
面包变得陈旧硬邦邦的，难以咀嚼。

2. The air in the room felt stale and musty.
房间里的空气感觉陈旧而发霉。

3. The joke was stale and no one laughed anymore.
这个笑话已经陈旧了，再也没人笑了。

4. The coffee tasted stale because it had been sitting out for hours.
咖啡尝起来很陈旧，因为它放了几个小时。

5. The news seemed stale after being repeated so many times.
消息听起来很陈旧，因为被重复了很多次。

6. The fish smelled stale, indicating it was no longer fresh.
鱼闻起来有股陈旧的味道，说明已经不新鲜了。