a one-in-a-lifetime acquisition 一辈子一次性的收获
The contract includes lifetime maintenance support and an option for the acquisition of up to eight additional P-81 aircraft, the official said.
该官员称，这份合同还包括全寿命维护支撑和另外8架P - 81飞机的附加选项。
Lifetime Value is typically used to judge the appropriateness of the costs of acquisition of a customer.
生命周期价值通常用来判断拉顾客的成本是否合适。
The rate of increase in knowledge in orthodontics suggests that practitioners must make a lifetime commitment to improvement, knowledge acquisition and practice modification.
增幅在知识，在正畸表明，练习者必须作出一生的承诺改善，知识的获取和实践的修改。
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