vt. 警告, 提醒, 通知 vi. 发出警告
This finding is surprising, given that bitterness often serves as a warning mechanism to people to spit out harmful substances, scientists said.
四级 · CET-4 2026年6月 第2套
When the warning yellow light was introduced, driving became safer and traffic accidents reduced.
六级 · CET-6 2025年12月 第3套
Red lights are a clear and consistent warning to stop.
六级 · CET-6 2025年12月 第3套
Getting young minds into design A) Recently, a leading design federation in the UK warned that the UK could face a creative skills shortage, after the latest figures revealed a drop of almost 10 percent in students studying Design and Technology.
四级 · CET-4 2025年6月 第1套
“Warning fatigue” and distracted driving are also causes for concern.
四级 · CET-4 2024年12月 第3套