The Jewish is, indeed, a nation sui generis, the only nation we know of whose records are coetaneous with their primitive origin. 犹太人诚然是自成一格的独特民族,而且是我们所知道的唯一的民族,其史迹与其原始的来源属于同一年代。
Your father has a reputation of being, uh, sui generis.
坊间都认为令尊独一无二。
海底两万里（原版）
Right off, I detected an odor permeating the compartment that was sui generis.Captain Nemo noticed the negative impression it made on me.
我一进去，由于满屋子有一种说不出是什么的气味，感到不习惯。
精选英语短文
The blue cover is adorned with different dragon and phoenix patterns, making each letter sui generis to reflect Fudan's philosophy that every student is unique.
蓝色封面上饰有不同的龙凤图案，每封信都独一无二，体现了复旦的理念：每个学生都是独一无二的。
英语百科
Sui Generis
Sui Generis is one of the most important rock bands in Argentinian history, enjoying enormous success and popularity during the first half of the 1970s and a following that lasts to the present throughout South America. Sui Generis disbanded on September 5, 1975 and, despite concerts that took place in 1980 and 2001, a permanent re-formation has been ruled out.