break a jam

基本解释

We all know that revision is boring, but because the online approach can be quite different from that of a teacher, studying alone can break a mental log jam.
我们都知道复习是乏味的，但是因为网上的方法与教师的方法之间可以有很大差异，独自学习就可以打破头脑中的信息堵塞。
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Its the worlds most popular assault rife. A weapon all fighters love. An elegantly simple nine-pound amalgamation of forged steel and plywood. It doesnt break, jam, or overheat.
它是举世著名的冲锋枪，兵士们最爱好的兵器，高雅而简略的把9磅重锻钢与实木完善联合，它尽不会断裂、卡壳或过热。
It's the world's most popular assault rife. A weapon all fighters love. An elegantly simple nine-pound amalgamation of forged steel and plywood. It doesn't break, jam, or overheat.
它是闻名中外的冲锋枪，战士们最爱好的武器，文雅而简略的把9磅重锻钢与实木完美联合，它毫不会断裂、卡壳或过暖。

There was already a sense that the plan would not be enough to break the log jam in the credit markets, where banks are even refusing to lend to each other.
FORBES: Magazine Article
The Fed has tried to pump money into the banking system to break the log jam, first by opening up its discount window to deposit banks and then by inventing a new term auction program for them.
FORBES: Magazine Article
Houston eventually settled in and charged back with a 13-2 push spanning the break between the first two quarters, with Chandler Parsons providing the final five points on a two-handed putback jam and a 3-pointer.
NPR: Thunder Blast Rockets 120-91 In Game 1