| 单词 | dog-day cicada |
| 释义 | dog-day cicadanoun : any of several large American cicadas (genus Tibicen) having a prolonged trilling note that is heard especially in mid- to late summer Note: The nymphs emerge usually after 2 to 5 years of development. Because populations of dog-day cicadas are not synchronized as in periodical cicadas, there are typically adults present every year. called also annual cicada, harvest fly |
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