萤火虫
a soft-bodied beetle of a family (Lampyridae) that is active at night and has luminescent organs in the posterior part of the abdomen
示例:• We watched the fireflies glow in the evening.我们看着萤火虫在傍晚发光。• The children tried to catch a firefly in a jar.孩子们试图用罐子捕捉萤火虫。同义词:glowwormlightning bug