the luminous larva or wingless grub-like female of a firefly
glowworm详细解释
glow.worm n.（名词）Any of various luminous female beetles or beetle larvae of the families Phengodidae and Lampyridae, especially the larva or wingless grublike female of a firefly.萤火虫：一种发光的萤科雌性甲虫或幼虫，尤指退化或缺翅的蛆状的雌性的发光飞虫
