erratic behavior; fickle weather; mercurial twists of temperament; a quicksilver character,cool and willful at one moment,utterly fragile the next
英
美
- 反复无常的行为;易变的天气;反复无常的性情;反复无常的性格,一会儿冷漠、任性,一会儿又彻底的脆弱