例句與造句

1. Other examples include the Turner-Fairbank Highway Research Center's Canyon Plume Box model, now in version 3 ( CPB-3 ), the National Environmental Research Institute of Denmark's Operational Street Pollution Model ( OSPM ), and the MICRO-CALGRID model, which includes photochemistry, allowing for both primary and secondary species to be modeled.
2. It's difficult to find operational street pollution model in a sentence. 用operational street pollution model造句挺難的