stonewall
v
1 [I, Tn] (infml 口 esp Brit) obstruct (a discussion, etc) by non-committal, evasive or very long replies (用含糊其辞或冗长的回答)阻碍(议事等)
a deliberate attempt to stonewall (the debate) 蓄意设法阻碍(辩论).
2 [I] (in cricket) bat without trying to score runs (板球)守势击球(不拟跑动得分).