1、13的英語:thirteen,英 [ˌθɜːˈtiːn] 美 [ˌθɜːrˈtiːn]。
2、My sons thirteen but hes young for his age. 我兒子十三歲了,但他比實際年齡顯得小。
3、Thirteen is often considered an unlucky number. 十三常被認為是不吉利的數字。