tethers是什么意思？

tethers

• n. （拴牲畜用的）系绳( tether的名词复数 )，系链，（能力等的）限度，范围；
• v. 用绳子拴住（牲畜）( tether的第三人称单数 )；

例句

• The technology of space tethers has matured tremendously in the past 30 years. 太空缆索的技术在过去30年间有大幅进展.
• The energy is further dispersed because the tethers are interlaced. 能量能进一步分散是因为网绳是相互联结的.
• These tethers in turn pull on all the connected horizontal tethers. 竖直网绳反过来又扯动所有和它联结的水平位置网绳.

柯林斯高阶英汉双解学习词典释义

• PHRASE
  无计可施;山穷水尽;走投无路
  If you say that you are at the end of your tether, you mean that you are so worried, tired, and unhappy because of your problems that you feel you cannot cope.
  例句
  She was jealous, humiliated, and emotionally at the end of her tether... 她既忌妒又感到屈辱，感情上已经到了崩溃的边缘。 I've reached the end of my tether. 我已经无计可施了。
• N-COUNT
  (拴动物的)拴绳，拴链
  A tether is a rope or chain which is used to tie an animal to a post or fence so that it can only move around within a small area.
• VERB
  将…拴(到)
  If you tether an animal or object to something, you attach it there with a rope or chain so that it cannot move very far.
  例句
  The officer dismounted, tethering his horse to a tree. 军官下了马，把它拴到一棵树上。