The band is labeled with a tracking number, and there is a phone number on the band for people to call for free, to report a banded bird they've found or recaptured.

这只手环上有一个追踪号码，还有一个人们可以免费拨打的电话号码，举报他们发现或捕获的标记雀鸟。

youdao

Do you have a tracking number for it?

你有运单号码吗？

youdao

UPS automatically assigns a tracking number to your shipment.

ups将自动为您的货件分配追踪编号。

youdao

If you've also received a tracking number, however, your device is likely to be in the mail.

ENGADGET

Through a UPS arrangement with 3Com, he can click on the UPS shield on the latest Palm VII handheld computer, enter a UPS tracking number and immediately learn the whereabouts of his goods.

FORBES: Logistics in Brown

Intelligence officials had locked on to him when he made a phone call to a number they were tracking.

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