be an item

基本解释

Each day there will be an item of English to learn.
每天学习一个项目/内容。
edu.sina.com.cn
In Japan, China's attitude on everything from economic issues to territorial disputes is sure to be an item on the bilateral agenda.
在日本，中国在从经济到领土等一切问题上的态度肯定会出现在双方讨论的议程上。
www.chinadaily.com.cn
When you and your maybe-likely-soon-to-be ex cease to be an item and revert to singlehood, when should you revise your online relationship status?
或许分手已经在即，而当你们要对整个恋爱事件喊停，不要再当彼此的附庸物品并重新回归单身岁月时，你该何时再来修改网上的个人感情状态？

It would be highly unusual for someone to legitimately be able to offer an item for a price that is substantially lower then other resellers.
FORBES: You better watch out: Online shopping attacks are coming to town.
As long as the base piece is solid wood or plywood, the only drawback to veneer is that it limits the number of times an item can be refinished.
FORBES: How to Buy Quality Furniture
Consumers will be able to pay for an item using a credit card or gift card, redeem promotions and earn loyalty points-all with a single tap of their Google Wallet.
ENGADGET: Google Wallet mobile payment service, Google Offers announced