| 词汇 | obstruct |
| 词根词缀 | 词源： 1610s, from L. obstructus, pp. of obstruere "to block, to stop up" (see obstruction). Related: Obstructed; obstructing. 词根记忆： v. 阻隔,阻塞(道路,通道等)n.阻碍物,障碍物The road was obstructed by a fallen tree.道路被一棵倒下的树挡住了. v. 妨碍(ob反+struct→反建设→妨碍)[struct=build,表示"建立"] |
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