n. 闹钟；警报，警告器；惊慌
vt. 警告；使惊恐
2/例句：
The child came running to me in a great alarm.
这个小孩子很惊恐地向我跑来。
The owners of the community were forced to install fire alarms.
该小区的业主被强制要求安装消防警报装置。
3/alarm后面可以加下列单词：
alarm system报警系统
alarm clock闹钟
匿名回答于2023-10-21 03:05:21
