wearing (or in) short pants very young. informal
☞ A little boy was traditionally dressed in shorts before attaining a certain age, when he would be allowed to wear long trousers.
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。