perimeter
/pəˈɹɪm.ɪ.təɹ/ 名词 C1中文： 周边、周长
- The sum of the distance of all the lengths of the sides of an object.
- The length of such a boundary.
- The outer limits of an area.
- A fortified strip or boundary usually protecting a military position.
- An instrument for determining the extent and shape of the field of vision.
复数 perimeters
来自图书馆
The gentle current of the Sarayu River flows through the background, providing a scenic perimeter to the bustling commercial districts.
在真实文章中学习perimeter
注册免费账号后，在图书馆中把鼠标悬停在任何单词上即可看到意思，还能听朗读、收藏单词并按你的记忆安排复习，看到每本书你已经认识多少。