erratic error不规则误差;不定误差
Erratic subsoil漂积层;不均一土壤
erratic form漂积层
erratic missile飞行异常飞弹;偏离预定弹道的导弹
erratic c古怪的;奇怪的;不规律的;不稳定的
erratic current涡流;不稳定电流
Okotoks Erratic奥柯托克斯漂移
erratic series不规则数列
erratic change不规则变化
ADJ（形容词） Something that is erratic does not follow a regular pattern, but happens at unexpected times or moves along in an irregular way. 不规则的; 不稳定的
Argentina's erratic inflation rate threatens to upset the plans.
阿根廷动荡不定的通货膨胀率有打乱这些计划的危险。
ADV（副词） erratically 不规则地; 不稳定地
Police stopped him for driving erratically.
警察因其驾驶不循规则而把他拦下了。