obstacle

听听怎么读

英 [ˈɒbstəkl]

美 [ˈɑbstəkl]

是什么意思

障碍（物）；障碍物（绊脚石，障碍栅栏）；

变形

复数：obstacles

双语释义

n.(名词)

[C]障碍(物),妨碍 sth which prevents action, movement, or success

英英释义

obstacle[ 'ɔbstəkl ]

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

词汇搭配

用作名词 (n.)

动词+～

clear away〔remove〕 obstacles排除障碍
come across〔encounter, meet〕 an obstacle遇到障碍
constitute〔overcome, take〕 obstacles构成〔克服,越过〕障碍
install an obstacle设置障碍
overleap obstacles越过障碍物

形容词+～

chief obstacle主要障碍
natural obstacle天然障碍
serious obstacle严重的障碍
tremendous obstacle巨大的障碍
unexpected obstacle没预料到的障碍

～+名词

obstacle course障碍赛跑训练场
obstacle race障碍赛跑

介词+～

amid many obstacles许多障碍之中
all kinds of obstacles各种阻碍

～+介词

obstacle to对…的障碍

词组短语

obstacle course n. 超越障碍训练场

同近义词辨析

obstruction, barrier, hindrance, obstacle, bar

这组词都有“障碍(物)”的意思，其区别是：

obstruction常既指具体的障碍又可指抽象或喻意上的阻碍。

barrier常指临时的或者可能跨越的障碍。

hindrance指妨碍他人进步或做事的人或物。

obstacle指在达到目的或前进的过程中必须消除或绕过的障碍物，也指起阻碍作用等情况。

bar既可指阻止进出或通过的栅栏一类的障碍物，也可用于抽象意义障碍。

双语例句

用作名词(n.)

Lack of education is an obstacle of success.
缺乏教育是成功的障碍。
This is the chief obstacle to world peace.
这是世界和平的主要障碍。
He took every obstacle in his stride.
他轻易地度过一切难关。
Overstaffing has become the obstacle for reforms.
人浮于事已成为改革的绊脚石。
Can you smooth away the obstacle on the road?
你可以清除路上的障碍物吗?

权威例句

OBPRM: An Obstacle-Based PRM for 3D Workspaces
Towards automatic visual obstacle avoidance
Obstacle avoidance and navigation in the real world by a seeing robot rover
Moravec,"Towards automatic visual obstacle avoidance
Obstacle Avoidance for Kinematically Redundant Manipulators in Dynamically Varying Environments
The vector field histogram-fast obstacle avoidance for mobile robots
VECTOR FIELD HISTOGRAM - FAST OBSTACLE AVOIDANCE FOR MOBILE ROBOTS, THE
Real time obstacle detection in stereovision on non flat road geometry through "v-disparity"representation
GOLD: a parallel real-time stereo vision system for generic obstacle and lane detection.
Interaction of the natural anti-Gal antibody with α-galactosyl epitopes: a major obstacle for xenotransplantation in humans

同义词