异乎惯例的

unaccustomed

异的英语翻译：

different; other; separate; strange; surprise
【计】 exclusive-OR
【医】 allotrio-; heter-; hetero-; pecilo-; poecil-; poikilo-

惯例的英语翻译：

convention; routine; consuetude; practice; rite; rule; tradition; usage
【化】 convention
【医】 nomo-; rut
【经】 consuetude; customary rule; customs and usages; established practices
practice; routine; usage