周期蝉 Periodical cicadas
（重定向自Magicicada）
周期蝉（学名：Magicicada）是北美一类蝉的属名，其生命周期为十三年或十七年，也被称为十七年蝉或十三年蝉。幼虫孵化后即钻入地下，一生绝大多数时间在地下度过，靠吸食树根的汁液生存。在地下生活十三年或十七年后，同种蝉的若虫同时破土而出，在4-6周内羽化、交配、产卵、死亡，而卵孵化后进入下一个生命周期。因此某一年份在美国东部一些地方每过十七或十三年就会突然出现的大量的蝉，成为一种奇景。
Magicicada
中文百科
英语百科
Periodical cicadas
Magicicada is the genus of the 13-year and 17-year periodical cicadas of eastern North America. Although they are sometimes called "locusts", this is a misnomer as cicadas belong to the taxonomic order Hemiptera (true bugs), suborder Auchenorrhyncha, while locusts are grasshoppers belonging to the order Orthoptera.
- transmission of knowledge的意思
- transmission of lens的意思
- Transmission of Light的意思
- transmission of liquids的意思
- transmission of load的意思
- transmission of messages的意思
- transmission of motion的意思
- transmission of movement的意思
- transmission of neural signal的意思
- transmission of optical image的意思
- transmission of pathogen的意思
- transmission of power的意思
- transmission of pressure的意思
- transmission of radiation的意思
- transmission of shares的意思
- transmission of signals between the distance warning devices的意思
- transmission of skipping to other channel的意思
- transmission of sound的意思
- transmission of steering commands的意思
- transmission of steering commands to vessel steering engine的意思
- transmission of television program的意思
- transmission of the television signal的意思
- TRANSMISSION of TV signals using pulse code modulation的意思
- transmission of value的意思
- transmission of water的意思