Definition: a straight stick made of metal Level: B2
囚犯摇晃着他牢房的铁栏。
The prisoner shook the ___bars of his cell.
建筑工人抬起一根沉重的钢条。
The construction worker lifted a heavy steel ___bar.
她用一根金属棒撬开了门。
She used a metal ___bar to pry open the door.
