lxx + noun
He has lxx books.
他有七十本书。
七十的
罗马数字 70
being ten more than sixty
罗马数字 70
n the cardinal number that is the product of ten and seven；s being ten more than sixty
The lxx chapter of the novel contains the climax.
小说的第70章包含了高潮部分。
用法提示：lxx 作为形容词，表示“第七十的”，修饰名词“chapter”。
Please open your book to page lxx for the exercise.
请把书翻到第70页做练习。
用法提示：lxx 作为形容词，表示“第七十的”，修饰名词“page”。
She celebrated her lxx birthday with a family dinner.
她以家庭聚餐庆祝了自己的七十岁生日。
用法提示：lxx 作为形容词，表示“第七十的”，修饰名词“birthday”。
He has lxx books.
他有七十本书。
常用于表示年龄
She is lxx years old.
她七十岁。
lxx后置修饰名词，常见于章节、页码等
Turn to page lxx.
翻到第七十页。
注意形似：lxx 是70，lx 是60，差一个X。
注意形似：lxx 是70，lxxx 是80，多一个X。
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