当鱼儿来敲门

摘要：

1Tasked with helping ensure Utrecht's canals remain full of life and convincing every?one it wasn ' t an April Fools ' Day joke, two ecologists in the Dutch city have invented the world's first"fish doorbell".

在线出版日期：2022-06-15（万方平台首次上网日期，不代表论文的发表时间）

页数：共3页

页码：30-31,34