lady beetle
1. 瓢虫：乳管 Lactiferous duct | 瓢虫 Lady-beetle | 同Lady-beetle Lady-bird
1. An adult lady beetle can eat fifty or more aphids a day.
lady beetle的解释
noun
1. small round bright-colored and spotted beetle that usually feeds on aphids and other insect pests
Synonym: ladybug ladybeetle ladybird ladybird beetle