Dej
abbr. denttino-enamel junction 釉质-牙本质接合
🗣️ 情景例句
Different kinds of activities, such as commenmorative meetings, planting trees,
举行各种各样的活动，例如召开纪念大会，植树造林，
Life is but a span.
人生如朝露。
What are their jobs?
她们是做什么工作的？