level-off

柯林斯词典

1. PHRASAL VERB If a changing number or amount levels off or levels out, it stops increasing or decreasing at such a fast speed. 趋向稳定
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。
2. PHRASAL VERB If an aircraft levels off or levels out, it travels horizontally after having been travelling in an upward or downward direction. (飞机在爬升或俯冲后) 水平飞行
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。