天花的用法和樣例：
例句
-
天花終於遏制住了。
Smallpox has finally been conquered. -
他的天花已痊愈了。
He has just come out of small-pox. -
很多人死于天花流行病。
Many people died from the smallpox epidemic. -
天花幾乎已經(jīng)被消滅了。
Smallpox has almost been eradicated. -
我種過(guò)牛痘了，所以對天花有免疫力。
I'm immune to smallpox as a result of vaccination.
