obstacles

听听怎么读

英 ['ɒbstəklz]

美 ['ɒbstəklz]

是什么意思

障碍（物）( obstacle的名词复数 )；障碍物；绊脚石；障碍栅栏

英英释义

obstacle

n.
- something immaterial that stands in the way and must be circumvented or surmounted
  "lack of imagination is an obstacle to one's advancement"; "the poverty of a district is an obstacle to good education"
  同义词：obstruction
- an obstruction that stands in the way (and must be removed or surmounted or circumvented)

学习怎么用

词组短语

systematic obstacles体制性障碍

权威例句

Handling Obstacles in Goal-Oriented Requirements Engineering
Latent Reservoirs of HIV: Obstacles to the Eradication of Virus
Problems, obstacles, and complications of limb lengthening by the Ilizarov technique.
Confronting the scientific obstacles to global control of tuberculosis.
Reptation of a Polymer Chain in Presence of Fixed Obstacles
Transfer of Genes to Humans: Early Lessons and Obstacles to Success
Reptation of a Polymer Chain in the Presence of Fixed Obstacles
An algorithm for planning collision-free paths among polyhedral obstacles
An algorithm for planning collision-free paths among polyhedral obstacles
Corrections and Clarifications: Transfer of Genes to Humans: Early Lessons and Obstacles to Success

同义词

snags retards impediments hurdles hedges hazards clogs barriers barricades

o开头的单词