continue for ever ❍ 因此他就为阔人、太监、太太、小姐们所钟爱，种子～。(《鲁迅选集》Ⅱ—54) That is why it is such a favourite with influential persons,eunuchs,and the wives and daughters of rich men,and its line remains unbroken.
绵绵不绝mián mián bù jué
绵绵：延续不断的样子。接连不断，一直延续下去。remain unbroken, continue for ever