所需的数量不等,有时3只,有时6只和12只;的翻译：The number range you want, sometimes 3, sometimes 6 and 12; 什么意思？中文翻译英文，英文翻译中文，怎么说？

青云英语翻译

Required varying amounts, sometimes three, sometimes six and 12;

The number range you want, sometimes 3, sometimes 6 and 12;

Needs quantity different, sometimes 3, sometimes 6 and 12;

the quantity needed, sometimes ranging from only 3 and 12, sometimes only 6 only;

The number range you want, sometimes 3, sometimes 6 and 12;