n.蝉；知了
Cicada always sloughs in the spring. 蝉总是在春季蜕皮。
A cicada's first flight can be its last. 蝉的第一次飞行
A cicada sat at the base of the gum tree. 有只蝉在橡胶树下面。
Cicada sloughs can be made into medicines. 蝉衣可以入药。
A mantis catches a cicada, a yellowbird behinds. 螳螂捕蝉，黄雀在后。
n.蝉；知了
cicada的复数形
