He is my maternal uncle.

他是我。

Her Aunt Lupe and Uncle Dennis found a caterer in Tijuana, Mexico, who would serve chicken cordon bleu for $7 a person.

她卢皮(Lupe)和丹尼斯(Dennis)在墨西哥提华纳找了一家宴会筹办公司，奶酪火腿鸡排每份只要7美元。