形容词
中文翻译：固定的
同义词：
['sessile', 'immobile', 'stationary例句：1. The sessile organism is a type of plant that cannot move.（固定生物是一种不能移动的植物。）']
例句：
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1. The sessile organism is a type of plant that cannot move.
固定生物是一种不能移动的植物。
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2.The sessile organism has been studied for its ability to survive in extreme environments.
这种固定生物因其在极端环境中的生存能力而受到研究。
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3.The sessile organism is an important part of the ecosystem, as it helps to maintain the balance of the environment.
这种固定生物是生态系统的重要组成部分，因为它有助于维持环境的平衡。