chock-a-block /ˌtʃɒkəˈblɒk/

• 1. 

  ADJ A place that is chock-a-block is very full of people, things, or vehicles. 挤满(人、东西或车子)的 [非正式] [v-link ADJ]

  例：

  The small roads are chock-a-block with traffic.

  小路被车辆塞得满满的。