Or sleep deprivation could mask the positive cognitive effects.

或者睡眠不足可能也会掩盖积极的认知效果。

youdao

Traffic could actually serve to mask the effects of the gas stations.

交通污染其实为加油站做了掩护。

youdao

Traffic could actually serve to mask the effects of the gas stations.

交通污染其实为加油站做了掩护。

youdao