单词 precaution 释义 precaution n ~ (against sth) thing done in advance to avoid danger, prevent problems, etc 预防措施或方法 take an umbrella just as a precaution 带把伞, 有备无患 fire precautions/precautions against fire 防火措施 I took the precaution...
单词 precaution 释义 ▪ I. precaution, n.|prkn|[a. F. prcaution (16th c.), ad. late L. prcautin-em, n. of action from L. prcavre to guard against beforehand, f. pr pre- + cavre to beware of; see caution n.]1. As a quality or mode of action: Caution exerc...