13个教室英语怎么说

13个教室的英文表达是"thirteen classrooms."

这个表达的来源是英文数字"thirteen"和名词"classroom"的组合。"Thirteen"是英文中表示数字13的词，"classroom"是英文中表示教室的名词。

下面是一些使用"thirteen classrooms"的英文例句，以及它们的中文翻译：

The school has thirteen classrooms, each equipped with modern technology.
(这所学校有13个教室，每个教室都配备了现代技术。)

The principal gave a tour of the thirteen classrooms to the new teachers.
(校长带领新老师参观了13个教室。)

The school district is planning to add three more classrooms to the thirteen classrooms already in use.
(学区正计划在已有的13个教室中再增加3个教室。)