Correct

抗爆

/ kàng bào /
Strokes

Example

As a Verb

reduce/eliminate engine knock

1
Kàng
抗
bào
爆
ránliào
燃料

antipinking fuel

2
Kàng
抗
bào
爆
qìyóu
汽油

antiknock petrol

3
Kàng
抗
bào
爆
jiànzhù
建筑

explosion-resistant structure