Cementin
[生]鱗片狀內皮細胞間的粘結物
?? 擴展釋義
【醫】 粘合質
??? 情景例句
This is show business.
而今天這個卻是演藝事業。
Turn left at the first light. You can't miss it.
到第一排紅綠燈處往左拐。你不會找不找的。
I've just had a cup, thank you.
我剛喝了一杯，謝謝。