词典释义：
-
One hypothesis is that for couples in healthy relationships, sleeping together promotes feelings of safety and security, which may lower levels of the stress hormone cortisol.
其中一个假说是指感情稳定的情侣，一起睡觉能增进安全感，降低体内压力贺尔蒙皮质醇的含量。
《TOFEL（无字幕版）》《托福学习视频》
双语例句
-
Next come the basic needs for safety and security.
接着是对安全保障的基本需求。
-
Foster an enterprise culture of safety and security.
培育一个安全和可靠的企业文化。
-
It creates a very convincing illusion of safety and security.
它会给你营造出一种非常可靠却很虚幻的安全感和保障感。
-
Safety and security fencing should be part of your design.
安全和安保围栏应该是你设计的一部分。
-
Robots should be designed in ways that assure their safety and security.
机器人应按着那种能确保大家的安全与治安的方式来设计。