每一項的用法和樣例：
例句
-
數據的一種集合，其中每一項可唯一地被一個標號或相對於其它項的位置或某些其它方法所標識。
A collection of data in which each item is uniquely identified by a label, by its position relative to the other items or by some other means. -
他對每一項決定都感到焦慮不安。
He agonizes over every decision. -
她對賬單的每一項目都仔細查算。
She niggled over every detail of the bill.
