Results 51 patients were successfully implanted occluder, surgery review after 6 months no residual shunt. 1 case of ASD measured preoperative evaluation should be an error, block failure.

结果51例患者成功置入封堵器，术后6个月复查无残余分流。1例asd因术前评估测量有误，封堵失败。

youdao

Most agree on common hurdles: procrastination, writer's block, the terror of failure that looms over a new project and the attention-sucking power of the Internet.

大多数作家都表示他们面临一些共同的障碍：拖延，文思枯竭（writer’s block），害怕新书失败的恐惧，以及互联网强大的眼球吸引力。

youdao

Conflicting explanations for the failure of the committee, which met in private, have emerged, but the main stumbling block, as usual, was taxes.

超级委员会的失败被解释为两党之间的冲突，但最主要的绊脚石其实和往常别无二致——税收。

youdao

Bailouts are a symptom of misguided policy meant to block out failure.

FORBES: Magazine Article

And he warned that attempts by governments to block controversial material was doomed to failure.

BBC: William Hague at the UN in New York

Until now, a big stumbling block has been the government's failure to reassure private investors that regulatory agencies set up during the 1990s are still fully independent.

ECONOMIST: The private sector revs up its bulldozers