For example, they do not compensate for gross social inequality, and thus do not tell how able an underprivileged youngster might have been had he grown up under more favorable circumstances.

【参考答案】

例如，测试并不弥补明显的社会不公，因此它们不能说明一个物质条件差的年轻人，如果在较好的环境下成长的话，会有多大才干。