名词
中文翻译：水母
同义词：
['jellyfish', 'hydra', 'hydrozoan']
例句：
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1. Molothrus are fascinatingcreatures that can change color and shape toblend in with their surroundings.
水母是令人着迷的生物，它们可以改变颜色和形状以融入周围环境。
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2. The ocean is home to many speciesof molothrus, including the famousjellyfish.
海洋是许多物种的家园，包括著名的水母。
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3. Whena molothrus stings, itreleases a cloud of toxic venomthat can cause severe pain and even death.
当水母刺伤时，它会释放有毒的毒液云，可能导致严重的疼痛甚至死亡。