Infectiosity
傳染度, 感染度
??? 情景例句
Let's use the fine china.
我們用上好的瓷器吧。
Better some of a pudding than none of a pie.
聊勝于無。
Two men who recently spent five days on a coral island wished they had stayed there longer.
最近有兩個人在一座珊瑚島上呆了5天，他們真希望在那兒再多呆一些日子。