Her heartbeat steadied.

她的心跳平稳下来。

She steadied herself against the wall.

她靠墙站稳。

The pound steadied against the dollar.

英镑对美元的汇率稳定下来。

The lift rocked slightly, steadied, and the doors opened.

电梯微微一晃又稳了下来，接着门开了。

Somehow she steadied herself and murmured, "Have you got a cigarette?"

她设法使自己镇定下来，并低声问道,“你有香烟吗？”