| 单词 | maintain an environment |
| 释义 | maintain an environment To maintain this environment necessitates the students being present at school. Retrieved from Wikipedia CC BY-SA 3.0 The department seeks to maintain an environment that encourages the exploration of ecological and evolutionary relationships that define the world around us. Retrieved from Wikipedia CC BY-SA 3.0 Its 34 teachers and 40 support staff strive to maintain an environment that promotes student learning. Retrieved from Wikipedia CC BY-SA 3.0 Such equipment allows the aquarist to maintain an environment wherein many marine organisms are capable of thriving. Retrieved from Wikipedia CC BY-SA 3.0 They know how to maintain their environment. Retrieved from Wikipedia CC BY-SA 3.0 |
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