Not only does the GDP mask this erosion, it can actually portray it as an economic gain: an oil spill off a coastal region "adds" to the GDP because it generates commercial activity.

GDP 不仅掩盖了这种侵蚀现象，它实际上还可以将其描述为一种经济收益：沿海地区的石油泄漏“提升” GDP，因为它产生了商业活动。

youdao

A small undesired hole in an oxide opaque region of a mask or reticle or in a photoresist layer.

氧化物、掩模或标线的不透明区域，或光刻层中不需要的小孔。

youdao

The purpose of the mask is to define a rectangular region that gets excluded from detection processing.

的目的，面具是界定一矩形区域得到排除检测处理。

youdao

The mask is designed so that light passing through its thickest region is slowed by exactly two cycles compared with that passing through its thinnest.

ECONOMIST: Planet-hunting: ESP for ESPs | The