气味物质分子在空气中扩散，通过嗅细胞进入大脑，而产生对气味的识别。
The spread of flavoring substance molecules in the air and its entry to people 's cerebrum through olfactory cells finally developed the recognition of different flavor.
二维网格线作为轨迹在空气中扩散和膨胀，形成了用最小的轻质材料创造的庞大空间。
A 2d network of lines as a footprint inflates and expands in the air, resulting in a voluminous space created with minimal lightweight material.
他认为，对于身处干燥环境中的细菌来说，分子不易在菌落之间进行扩散，而空气中的氨就可以作为一重要的营养源的指示信息。
He proposes that for bacteria living in a dry environment, where molecules could not easily diffuse between colonies, airborne ammonia could serve as an important indicator of nitrogen sources.
应用推荐