| 词汇 | pin down |
| 释义 | pin down A. [pin sth down, pin down sth] transitive verb ① (hold in place with pins) 固定住 ‹map, cloth, rug›② (define) 确切说明 ‹concept, truth, difference›▸ I can't quite pin down his exact meaning 我说不太清楚他到底是什么意思 B. [pin sb down, pin down sb] transitive verb ① (hold down) 按住 ‹opponent, person›② (force to be specific) 使说清楚 ▸ to pin sb down to sth; 使某人明确说出 ‹time, price, commitment›▸ to pin sb down to a promise 使某人遵守诺言 ▸ the Minister would not be pinned down 部长不会明确表态 ▸ have you pinned her down to naming the day, yet? 你让她把日期定下来了吗？ ③ Military 火力压制 ▸ the troops were pinned down on the beach and suffered heavy losses 部队被火力压制在海滩上，损失惨重 ▸ we were pinned down by heavy machine-gun fire 我们被密集的机枪火力压制住了 |
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