bay at the moon clamour or make an outcry to no effect.
☞ The barking of dogs at a full moon has been a metaphor for futile activity since the mid 17th century.
英语词组固定搭配大全包含15956条英汉双解词组,基本涵盖了全部常用英文词组、短语的翻译及用法,是英语学习的有利工具。