directtissima

例句：

1. 1.The scientist discovered a new species of plant in the deep ocean.
   科学家在深海发现了一种新的植物物种。
2. 2.The researcher focused on the effects of pollution on the ecosystem.
   研究人员专注于污染对生态系统的影响。
3. 3. The director was pleased with the performance of the actors.
   导演对演员们的表现感到满意。