The computer was my largest single item of expenditure.

电脑是我花钱最多的一件东西。

《牛津词典》

The revenue from tourism is the biggest single item in the country's invisible earnings.

旅游收入是该国非贸易性收益中最大的单项收入。

《柯林斯英汉双解大词典》

A single item can take at least several weeks to complete.

一项任务至少需要几个星期才能完成。

youdao

Bomb-sniffing dogs were working the area of the bombings and nearby streets, checking every single item on curbs or near the street -- including "every construction cone, every Port-a-Jon" -- to make sure there were no explosive devices left, CNN affiliate WHDH in Boston reported.

CNN: FBI to take lead in investigating Boston Marathon bombings

However, for the remainder of 2012, Quidsi will give first-time users 30% off any single item on each of its sites.

FORBES: Amazon Aims For More Moms And Kids With New Websites

More incredible is that with such massive scads of sensitive information circulating to the 400-plus people at Square, not a single item has surfaced on the Web.

FORBES: Jack Dorsey: Leadership Secrets Of Twitter And Square