road block 路障 ; 困难 ; 挡道的 ; 拦路虎
Don't be a road block 不要做拦路石
TV road block 历这种电视路障
Put up a road block 把这些阻碍都封锁起来 ; 设置路障
Or Road Block 或路障
police road block 警察路障
Punctured deflatable road-block 穿刺放气式路障
N-COUNT When the police or the army put a roadblock across a road, they stop all the traffic going through, for example because they are looking for a criminal. 路障
The city police set up roadblocks to check passing vehicles.
该市警察设置了路障检查过往车辆。
Most of the road behind the hotel was screened by an apartment block.
旅馆后面那条路的大部分都被一排公寓楼挡住了。
If you can practice this, then you'll always have a backup in case the conversation hits a road block.
如果你能不断的练习，那么当谈话不顺利的时候，你总能够接下话题。
Changing people's behaviors remains another road block, the researchers claim.
研究者称，改变人们的行为是另一大困难。
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