研究人员说这些有毒的尘埃可以附着到物体表面，也可再空气中传播。

Researchers say it's a toxic dust that settles onto surfaces and can spread in the air.

youdao

研究人员说这些有毒的尘埃可以附着到物体表面，也可再空气中传播。

Researchers say it's a toxic dust that settles onto surfaces and can spread in the air.

youdao