Tank
noun
A war car is probably a little more dangerous than the Honda you drive. No, a war car is a tank.
せんしゃ
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.
なんでこんな所を戦車が走ってるんだろう？
Why is there a tank running through such a place?
戦車のタイヤに空気を入れたことはありますか？
Have you ever pumped up a tank's tires?
戦車の周りで遊んじゃダメだよ！
Don't play around the tank!