equivalent to the sum of six and seven; one more than twelve, or seven less than twenty; 13(Roman numeral: xiii or XIII.) 十三;十三个(罗马数字:xiii 或 XIII.) thirteen miles away. 13英里外。 a rise of 13 per cent. 升了13%。 thirteen of the bishops voted against the motion. 主教中有13名投票反对这项动议。 ■a size of garment or other merchandise denoted by thirteen (衣服等商品的)十三号 ■thirteen years old 十三岁 two boys aged eleven and thirteen. 两个小男孩,分别为11和13岁。
派生 thirteenth ordinal number 语源
Old English thrēotīene (see three, -teen). The spelling with initial thi- is recorded in late Middle English