1.And that has not leveled off yet. That is still going up.
level off 趋平;呈平稳状态;把...弄平
The figures show evidence that murders in the nation's capital are beginning to level off.
这些数据证明该国首都的凶杀发案率正开始趋向稳定 。
The aircraft levelled out at about 30,000 feet.
飞机在大约三万英尺的高度水平飞行 。