🗣️ 情景例句
Paper or plastic?
现金还是信用卡？
What is done by night appears by day.
若要人不知，除非己莫为。
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。