piece part number的意思|示意

The number of items in stock for any individual part is an important piece of data that continually changes, so the application should always reflect the current values in the database if possible.

库存中任何个别零件的项目数目是不断变化的重要资料，所以，应用程式必须尽可能反映资料库中的目前值。

Brook's latest piece tries to understand why the number of Chinese high school students, part of what some call the "parachute generation," has also grown so rapidly.

布鲁克的最新文章则试图搞清楚，为什么被称作“降落伞一代”的中国高中学生数量会迅速增长。