Sens
abbr. 系统事件通知服务（System Event Notification Service）
🗣️ 情景例句
You've been a great asset to our department.
你曾是我们部门的栋梁之材。
Why didn't you ask me for help?
为什么你不请我帮忙？
In man's early days, competition with other creatures must have been critical.
在人类早期，人类与其他生物的竞争一定是必不可少的。