| 正面 | 12922.escalation 英 [eskə'leɪʃ(ə)n]美 [,ɛskə'leʃən]     |
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| 背面 |     释义： 1. ex- => es- => as- "out" + ton- "thunder" + -ish.2. 这里的 as- "out" 取引申义，表示：离开、脱离正常的状态或情绪或表情。3. 字面含义：thunder sb out. => leave someone thunderstruck.4. 或者：out: 出去、离开、远离。=> 不管。=> 听任、让、使…处于(某种状态)(leave)。n. 增加；扩大；逐步上升 例句： 1. Any unexpected circumstance that arises may catalyze a sudden escalation of violence.任何突如其来的情况都可能造成暴力骤然升级。 escalation (n.)1938, derived noun from escalate; the figurative sense is earliest, originally in reference to the battleship arms race among global military powers." |