block and tackle

例句：

1. 1. The traffic jams were causing a block and tackle on the highway.
   交通堵塞导致高速公路上交通拥堵。
2. 2. The company's poor management was a block and tackle to its success.
   公司的管理不善是其成功道路上的一个障碍。
3. 3. The new policy will block and tackle the problem of pollution.
   新政策将解决污染问题。