这辆车的减震器效果很好，即使在崎岖的山路上也很平稳。

The ___shock-absorbers in this car work so well that even rough mountain roads feel smooth.

幽默感就像生活的减震器，能缓解压力带来的冲击。

A good sense of humor serves as ___shock absorbers in life, softening the blows of stress.