单词学习：propitiously 副词 (Adverb)
propitiously
/prəˈpɪʃəsli/
有利地；吉祥地；顺利地
The weather cleared up propitiously just as Teacher Gu began the outdoor class.
就在顾老师开始户外课程时，天气恰好有利地放晴了。
单词卡片
卡片已就绪
