可调治插扣，使泳圈牢固贴合，不易滑脱。

Adjustable buckle makes swimming ring close to body firmly.

youdao

公司产品包含中高低档钥匙，钥匙扣、插扣等各种汽车精品。

Company's products include high low key, key chain, buckles and other automotive products.

youdao

公司产品包含中高低档钥匙，钥匙扣、插扣等各种汽车精品。

Company's products include high low key, key chain, buckles and other automotive products.

youdao