Gnomonics
日晷制作法, 日晷测时术
🗣️ 情景例句
Who's the valedictorian of this class?
谁是班里优秀的毕业生？
Just to be on the safe side.
为安全起见。
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。