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(gè)標號或相對于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.
