1530s, from Latin obstructionem (nominative obstructio) "an obstruction, barrier, a building up," noun of action from past participle stem of obstruere "build up, block, block up, build against, stop, bar, hinder," from ob "against" (see ob-) + struere "to pile, build" (see structure (n.)).
权威例句
1. The boy was suffering from a bowel obstruction and he died.
这个男孩因患肠梗阻死去了。
2. the obstruction of justice
妨碍司法公正
3. The asylum seekers had to contend with continued bureaucratic obstruction.
寻求政治庇护的人得不断地应付官僚主义的层层阻挠.
4. She had to have surgery to remove an obstruction from her throat.
为去除咽喉里的堵塞物,她不得不接受手术.
5. The lorry had been parked on the pavement, causing an obstruction.