Eburnitis
牙釉质密固
🗣️ 情景例句
For goodness' sake, Pete, tell us!
天啊， Pete， 快告诉我们
It never rains but it pours.
祸不单行。（不鸣则已，一鸣惊人。）
Tommy had already swallowed them!
汤米已经把硬币咽了下去！