1. 紧张：39. have one's hands full 很忙 | 40. have cold feet紧张 | 41. hit the roof 很生气

2. 害怕; 临阵畏缩：have a foot in the dish 占一份; 获得立足点 | have cold feet 害怕; 临阵畏缩 | have leaden foot 脚步沉重, 行动迟缓

3. 害怕：have cognizance of 认识到 | have cold feet 害怕 | have designs against 抱不良企图

4. 胆怯;畏缩不前：get a foot in得到机会加入 | have cold feet胆怯;畏缩不前 | keep one's feet站稳;不跌倒