Tā nǎinai fǎnduì zhè mén qīnshì, shuō liǎng rén xiàoxiāngchōng.
Her grandmother opposed the match, saying the two have clashing zodiac signs.
Tips
culture
肖 here is short for 生肖 (zodiac animal), and 相冲 means 'to clash'. Traditional clashing pairs (六冲): 鼠-马, 牛-羊, 虎-猴, 兔-鸡, 龙-狗, 蛇-猪. Used mainly by older generations when considering marriages or business partnerships.