设计世界上第一辆具有商用价值的飞行汽车意味着独一无二的挑战：首先要制造一个能在空载飞行时不发生过热的飞行器引擎；
Designing the world's first commercially viable flying car presents unique engineering challenges.
此项报告利用卫星记录海平面的上升，并是此类研究的第一次和最长的一次，集降水和蒸发一起长达13年的独一无二的记录。
This paper USES satellite records of sea level rise, precipitation and evaporation to put together a unique 13-year record - the longest and first of its kind.
第一个参数是设置项目中独一无二的验证点名，第二个参数是设置预期的对象，而第三个参数是设置一个实际对象。
The first argument is to set a verification point name that is unique in the project, the second argument is to set an expected object, and the third argument is to set an actual object.
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