1. It is difficult for a lay person to gain access to medical libraries. 非专业人员很难进入医学图书馆。
2. For logistical and political reasons, scientists have only recently been able to gain access to the area. 因后勤与政治原因，科学家们直到最近才得以进入该地区。
3. Thus I have been allowed to gain access to their living environment. 因此我被允许进入他们的生活环境。
4. Intruders might invade your systems for one of two reasons: to gain access to information that they should not have or to alter the behavior of a system. 入侵者入侵您的系统可能是出于这两个原因之一：为了获取他们本不应该拥有的信息，或者为了改变系统的行为。
5. Merely helping a gift-giver gain access to other officials, unless done with clear intent to pressure those officials, is not corruption, the justices found. 法官们发现，除非有明确意图向那些官员施加压力，否则仅帮助送礼者与其他官员接触机会就不是腐败。
