配套 (pèi tào): Để tạo thành một set hoàn chỉnh

We bought a new TV, but found that there was no matching stand, so we had to go buy one.

The set meal at this restaurant is a good deal; the main dish, drink, and dessert are all part of the set, so you don't need to order separately.

This textbook has an accompanying workbook and listening materials, so students can review on their own after class.

The company's newly launched phone and smartwatch can be used together, and data can sync automatically.

To attend the interview, he specially bought a tie that matches his new shirt well, making him look very sharp.