浮沉的英文：
drift along; sink and emerge

参考例句：

The company has undergone many ups and downs.
这家公司历经盛衰浮沉。

The ups and downs of adolescence can be difficult for parents.
青春期的浮沉令父母伤透脑筋。

Life is hard．There are a lot of ups and downs in one's life.
生活是艰辛的,生活中充满了太多的盛衰与浮沉

In the sixth image we see a Gulliver -sized Boney in his boat being blown toward a Brobdingnagian King George.
在第六幅画中，这个格列佛大小的波尼驾着小舟，浮沉于急浪之中，被吹往大人国的国王乔治。

drift是什么意思：
v. （使）漂流，漂移；漂泊；堆积；吹积
n. 漂移，漂流；趋势，动向；漂流物；大意

Characters drift about aimlessly.
人物总是漫无目的地四处漂泊。

Finally she drifted into sleep.
最后她不知不觉地睡着了。

The storm caused severe drifting.
暴风雪造成了严重的积雪现象。

along是什么意思：
prep. 沿着；顺着
adv. 向前；一起；来到

The days rolled along.
日子在流逝。

Come along and take potluck.
请来吃顿家常便饭。

The wagon jogged along.
马车颠簸前行。

sink是什么意思：
v. （使）下沉；渐渐进入；淹没；消沉；渗透；挖掘
n. 洗涤槽

sink into a decline
开始衰落，衰弱下去，体力衰退

Sink or fall to a lower level.
下沉或下降到更低的水平。

swallow hold (sink, sinkhold)
落水洞