Amelification
成釉(作用), 釉质化
🗣️ 情景例句
went to the Thanksgiving Day parade?
去参加感恩节游行吗
Every door may be shut but death's door.
除了死门外，每门都可关。
and to exercise such initiative as falls within their sphere,
在各自的工作范围内发挥主动性，