| 释义 |
nail down: transitive verb ① [nail sth down, nail down sth] (fasten securely) 钉牢 dìngláo ; figurative (define precisely) 确定 quèdìng ‹origin, agreement›② ▸ to nail sb down (to sth) (make sb say precisely) 让某人(对某事)明确表态 ràng mǒu rén(duì mǒu shì)míngquè biǎotài |