| 词汇 | rollout |
| 释义 | rollout 1 ENTRIES FOUND: rollout (noun) rollout /ˈroʊlˌaʊt/ noun plural rollouts rollout /ˈroʊlˌaʊt/ noun plural rollouts Learner's definition of ROLLOUT [count, noncount] : an occasion when a new product or service is first offered for sale or use（新产品或服务的）推出，上市，使用 the national rollout of a new wireless service新无线服务在全国范围内的推出 — see also roll out at 1roll |
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