| 正面 | 4691.interval 英 ['ɪntəv(ə)l]美 ['ɪntɚvl]     |
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| 背面 |     释义： 1. rat 老鼠 ch 吃 东西时用爪子抓、刮。2. scratch one's head 抓头。3. skyscraper => scrape => scratch ( p tch ).n. 间隔；间距；幕间休息 例句： 1. The ferry service has restarted after an interval of 12 years.时隔12年之后，轮渡服务又重新开通了。 interval 间隔，间歇inter-,在内，在中间，相互，-val,墙，词源同wall.原指两堵墙之间的空间，后引申词义间隔，间歇。 intervalinterval: [13] The val- of interval represents Latin vallum ‘rampart’ (source of English wall) – so etymologically the word means ‘space between ramparts’. That was the original sense of its Latin ancestor, intervallum, but already in the classical period the metaphorical ‘gap in time, pause’ was developing.=> wallinterval (n.)early 14c., from Old French intervalle (14c.), earlier entreval (13c.), from Late Latin intervallum "space, interval, distance," originally "space between palisades or ramparts," from inter "between" (see inter-) + vallum "rampart" (see wall (n.)). Metaphoric sense of "gap in time" was present in Latin." |