1. 呻吟：glance 一眼 | groaned 呻吟 | pedestrian 行人
1. People have groaned for years about the foul air in some areas where chemical factories are located.
2. A few head counts later, and the engine groaned into motion.
3. " I felt so stupid when I realized I'd been cheated, " he groaned.
4. 911查询·英语单词
4. At Times Square in New York, the crowd groaned as the news of his death flashed across a giant TV screen.