the sap is rising idiom UK humorous
（对恋爱和性）兴致勃勃起来，来了劲头
an expression used to mean that people start to have more energy and feel more interested in love and sex, for example in spring
江苏热线英汉汉英双解词典包含207361条英汉翻译词条，涵盖了常用英语单词及词组短语的翻译及用法，是英语学习的必备工具。