You can enter a square on the ground where the citizens of Billund can roam around freely without a ticket.
可以进入地面上的一个广场,比隆市民可以在这里自由漫步,无需门票。
奇趣工程百科
The aircraft's final commercial flight was to transport about 90 tons of COVID 19 test kits from Tianjin, China to Billund, Denmark, via Bishkek, Kyrgyzstan.