| The old racial barriers have gone, but there's still a large gap between rich and poor. |
| The fences and barriers, speed bumps and empty watchmen's huts are the trappings of wealth, the buffers of avarice. |
| We are ushered through another checkpoint and eventually the road ends at a couple of watchtowers and heavily guarded barriers. |
| It now appears that the description of someone jumping over the barriers could in fact have been of a police officer in pursuit of his quarry. |
| Tariffs and import quotas were, in the 1950s, still the principal barriers to trade. |
| This is important because a long wavelength means that the sound wave can pass around barriers, like rocks, easily. |
