浪荡的英文：
to loiter
to hang around

参考例句：

The vagabond began to regret his waste of time.
这个浪荡子开始后悔他虚度了光阴。

Jones was not so vain and senseless a coxcomb as to expect
琼斯并不是那么一个不自量，没头没脑的浪荡哥儿。

Dissipated and unrestrained
浪荡不羁

Intemperate in the pursuit of pleasure; dissolute
放荡的，浪荡的无节制地追寻欢乐;浪荡的

He's dissolute and dissipated.
他风流浪荡。

He's a dissipated youth.
他是个浪荡子。

An idler or a loafer.
流浪汉或浪荡子

He is a careless profligate
他是个粗枝大叶的浪荡子。

He is a careless profligate.
他是个粗枝大叶的浪荡子。

Rumour has it that he's a tearaway
谣传说他是个浪荡哥儿。

loiter是什么意思：
v. 闲逛；游荡；徘徊

You should not loiter your time away.
你不应该虚度光阴。

We noticed sever al men loitering about the bridling last night.
昨天夜里我们看到有几个人在楼附近荡来荡去。

Two youths loitering near a supermarket were pulled in on suspicion
两个在超级市场附近闲逛的青年因涉嫌被带往警察局审问。

hang是什么意思：
v. 悬挂；装饰；（被）绞死；抓牢；悬浮；（使）悬而未决
n. 悬挂

Hang on by the eyelids
事情危在旦夕

We need a hanging weight.
我们需要一个悬挂着的重物。

To hang by a hair thread
千钧一发

around是什么意思：
adv. 大约；在周围，在附近；旋转；四处
prep. 在周围；在某处；围绕；四处

play around with
在一起厮混|玩弄|戏弄

The blades of the propeller turned around and around.
螺旋桨不停地转动着。

to wind around; to curl up; to revolve around; to orbit
旋绕