1. | 标签；签条；突耳；凸舌a small piece of paper, cloth, metal, etc. that sticks out from the edge of sth, and that is used to give information about it, or to hold it, fasten it, etc. |
Insert tab A into slot 1(= for example to make a model, box, etc.) . 将凸舌 A 插入 1 号孔（如制作模型、盒子等）。 |
2. | （待付的）账单，账款；（尤指）餐饮账单；费用a bill for goods you receive but pay for later, especially for food or drinks in a restaurant or bar; the price or cost of sth |
a bar tab 酒吧账单 | |
Can I put it on my tab? 我可以记账吗？ | |
The tab for the meeting could be $3 000. 这次会议的费用可能是 3 000 元。 |
3. | (informal) 药片，药丸（指毒品）a small solid piece of an illegal drug |
a tab of Ecstasy 一粒摇头丸 |
It's not always possible to keep tabs on everyone's movements. 监视每个人的行动并不总是能办得到的。 |
It's not always possible to keep tabs on everyone's movements. 监视每个人的行动并不总是能办得到的。 |
