What if, instead of using race as a crude proxy for some more important factor, doctors actually investigated and addressed that more important factor?

假如，我们不再用种族来粗糙地替代其它更为重要的因素，而且医生也细检测和采纳 那些更为重要的因素，会怎么样呢？

Everything that lived or grew was oppressed by the glare; except the lizard, passing swiftly over rough stone walls, and cicada, chirping its dry hot chirp, like a rattle.

一切活着或成长的东西都被强光所压迫；除了蜥蜴，它飞快地掠过粗糙的石墙，还有蝉，像浪鼓一样发出干热的唧唧声。

It is obvious that the musician is practising rather than performing, for from time to time the gnarled strain breaks off and, after an interval of indistinct mutterings, recommences.

很明显，音乐家是在练习而不是在表演，因为不时地，粗糙的张力会中断，在一段模糊的喃喃自语之后，又会重。

There! This was better. She was at the top now and could see the lands about her as successive sweeps of open country, cold under the moon, coarsely patched and seamed with thin rows and heavy clumps of trees.

那里！这更好。她现在在山顶，可以看到她周围的土地是一望无际的阔地带，在月光下寒冷，粗糙地修补并缝合着稀疏的行和沉重的树丛。

Twice Dumbledore walked right around the cave, touching as much of the rough rock as he could, occasionally pausing, running his fingers backward and forward over a particular spot, until finally he stopped, his hand pressed flat against the wall.

邓布利多从左边绕着岩洞走了两圈，边走边尽可能地触摸粗糙的洞壁，偶尔停下来用手指在某个地方上上下下地摸索一番。最后，他终于停住脚步，把手掌平按在洞壁上。