n.  实体

• Yet our schools focus primarily on students as individual entities. 单个个体

• That’s why this new policy also includes directions to update the current U.S. Government Orbital Debris Mitigation Standard Practices, which already require any entity that launches a satellite or spacecraft to vigorously analyze the likelihood that any of their actions, from an unexpected failure or normal operations, will create more space debris. 要求任何发射卫星的实体

• The mind exists as a separate entity. 思想作为一个独立的实体存在。

• Good design brings a house and garden together as a single entity. 优秀的设计能把一所房子和花园合为一体。

BrE /əˌbriːviˈeɪʃn/