A drab European geometrid moth, Alsophila aescularia, which appears in early spring and has larvae that feed on fruit trees.
Late 19th century; earliest use found in Eleanor Anne Ormerod (1828–1901), economic entomologist.
英汉双解词典包含464360条英汉词条，基本涵盖了全部常用单词的翻译及用法，是英语学习的有利工具。