customs barrier的用法和样例：
例句
- Within a few months, all customs barriers, quantitative restrictions and discriminatory practices were swept away.
短短几个月，一切关税壁垒，配额限制，以及各种差别对待的惯例都一扫而光。 - Situated right after the customs barrier, it is the fourth Juventus Store opened in a little more than a year, after Torino, Tokyo and Palermo.
这家商店就位于机场关税壁垒后边，这是尤文图斯一年内在都灵，东京和巴勒莫后的第四家商店。
