We are just about to go to a professional baseball game.
I like baseball, but I heard you have to act like you're in the army if you belong to the baseball club, so I don't want to join it.
I fractured my knee while playing baseball.
Field Sphere! The greatest sport to grace this earth since a very similar (aka the same) sport, baseball. Think about it, you play on a field and you use a little sphere. Awesome!
This is a jukugo word, which usually means on'yomi readings from the kanji. If you know the readings of your kanji you'll know how to read this as well.