Quadrantids
[天]象限仪座流星群
🗣️ 情景例句
She majored in math and physics at university.
她在大学里主修数学和物理。
What are you eating?
你正在吃什么？
The body's tissues are self-repairing and self-restoring to a degree, and function best when more or less continuously active.
人体组织在一定程度上有自我修补和自我恢复的能力，有张有弛地连续活动时，其功能最佳。