This is in contrast with conservative GC systems which requires you to guess whether some piece of memory contains an object pointer or just some random data that resembles an object pointer.

这和需要你猜测某个内存片包含对象指针和一些类似对象指针的随即数据的老式GC系统有鲜明的对比。

youdao

Dr LeCun's artificial visual cortex, by contrast, lights on the appropriate filters automatically as it is taught to distinguish the different types of object.

相反，LeCun博士的人工视觉皮层由于受到训练要去分辨不同种类的对象，所以可以自动的连通合适的过滤器。

youdao

In contrast, if you take a moment to identify the stable relationship in your object model, then you can derive a more stable vocabulary at minimal cost.

相反，如果花点时间确定对象模型中稳定的关系，那么可以用最小的代价派生出更稳定的词汇表。

youdao

In contrast, Yang' lensless microscope places the object close enough to the sensor that it casts a shadow.

FORBES: Magazine Article

In contrast, Yang's lensless microscope places the object close enough to the sensor that it casts a shadow.

FORBES: Magazine Article

And the infinite emptiness of the brilliant sky above means that on the rare occasions when an object, such as a plane or a hot-air balloon, does pass through, the bright contrast lends it such a fierce intensity that it confuses the eye.

BBC: New Mexico��s alien nation