Their vast fortune has dwindled away. 他们的大笔财产已逐渐减少。
The snowstorm caused traffic to fall away sharply. 暴风雪使车辆行人大大减少。
As he stared at it, his hopes gradually began to ebb away until they had almost vanished. 他定眼看了一会儿，心里的一团希望就一点一点缩小，几乎消灭。
Over millennia the Amu's course has drifted away from the sea, causing it to shrink.But the lake always rebounded as the Amu shifted back again. 几千年来，阿姆河的河道数度偏离咸海，导致咸海缩小，不过只要阿姆河再次移回，咸海总会恢复。
