/ə'lɑrm/
n. 闹钟；警报，警告器；惊慌 V-T 警告；使惊恐
Dad set the alarm for eight the next day. 爸爸把闹钟设到了第2天8点。
📔 alarm bell
A sudden warning or intimation of danger, risk, or ill fortune. (Often pluralized.)
- Alarm bells were going off in my head when I saw the panicked expression on her face.
- The new report set alarm bells ringing among the board members because it forecasts a large decrease in enrollment.
- A: “Her new boyfriend’s anger management issues don’t seem to be setting off an alarm bell for her.” B: “Yikes, the situation is worse than I thought.”