noun 下载 🔗分享 水螅,水螅虫. Any of several small freshwater polyps of the genus Hydra and related genera, having a naked cylindrical body and an oral opening surrounded by tentacles. Examples : "The science student peered through the microscope at the hydra, noting its cylindrical body and the tentacles waving around its mouth. " 那个理科生透过显微镜仔细观察着水螅,记录着它圆柱形的身体和在嘴巴周围摇动着的触须。 animal organism biology nature 与AI对话词汇游戏阅读练习
noun 下载 🔗分享 九头蛇,希 Hydra 怪物。 A dragon-like creature with many heads and the ability to regrow them when maimed. Examples : "The mythical hydra was a fearsome monster; if you cut off one of its heads, two more would grow back. " 神话中的九头蛇是一种可怕的怪物;如果你砍掉它一个头,还会长出两个新的。 mythology animal 与AI对话词汇游戏阅读练习
noun 下载 🔗分享 难题,多头蛇难题. A complex, multifarious problem or situation that cannot be solved easily and rapidly. Examples : "Dealing with the bureaucratic paperwork for my visa felt like fighting a hydra; every time I completed one form, two more seemed to appear. " 办理我的签证,那些官僚主义的文件就像在与一个多头蛇难题搏斗;每次我填写完一张表格,似乎总会冒出两张新的。 situation 与AI对话词汇游戏阅读练习