precaution pri'kɒ:ʃәn
释义
n. 预防, 留心, 警戒
vt. 预先警告
英文释义
n. a precautionary measure warding off impending danger or damage or injury etc.
n. the trait of practicing caution in advance
词形变化
复数: precautions
BNC词频排名: 5,945 | 当代语料库词频排名: 7,088