trash、rubbish、litter都可以，都是指日常生活的垃圾，一般意义的垃圾。
junk也是垃圾的意思，是指没有营养比如junk food（垃圾食品），就是一些零食。
垃圾 [lā jī]
n. rubbish ; waste ; garbage；junk；refuse
短语
电子垃圾 Electronic Waste ; E-waste ; electronic trash ; the recycling syste
垃圾站 Transfer station ; Garbage station ; refuse storage area ; Crash Site
垃圾搜寻 dumpster diving ; Trash pickers ; Dumpstering ; Bin raker
垃圾场 soot; wasteyard;
垃圾车 dust cart;
垃圾处理 garbage disposal; refuse disposal;
垃圾处理场 garbage disposal plant;
垃圾处理工程 refuse treatment engineering;
垃圾处置 refuse disposal;
垃圾船 garbage boat;
garbage，rubbish，waste，refuse，trash，litter都可表示垃圾。Rubbish指明为干废料，如报纸、木料、罐头等。Garbage常指湿的或有机物质，如剩余食物、腐肉杂物。
Refuse、trash、waste是指上面两种废品，加上工业废品、建造废料、街道垃圾。Refuse亦指所有固体废料、阴沟残余，甚至于遗弃车辆、冰箱。而随手丢的纸屑、果皮等杂物则可用litter表示。
这些垃圾应当立即用车运走。
This rubbish should be carted away at once.
他们向水中倾倒垃圾弄脏了水。
They fouled the water by throwing in garbage.
闻到来自垃圾的臭味使她食欲大减。
The smell from the garbage dulled her appetite.
清除那堆垃圾他们也许得用推土机。
To clear that rubbish away they may have to bulldoze.
其中一半会直接通向将来垃圾被倾倒的地方。
Half of those pass straight through where the rubbish will be.
那就是为什么他和另一个开枪者在1999年那个早上试图所做的，把垃圾人类从这个社会上消除掉。
That was what he and the other shooter were attempting to do that morning in 1999, remove the human garbage from society.
忍了吧。。。） ：‘我应该负责，因为我可以摆脱掉你们所有的垃圾。’
Asshole...I should be in-charge because I get rid of your waste.
如果黑手党想让自己在这个国家里成为一股有影响力的势力，那么垃圾处理业是一个发家致富的好路子。
If the mafia were to establish itself as an effective force in this country, it would do so by way of the waste disposal industry.
你把垃圾拿出去。
You take out the garbage.
下次我们再去海滩的时候，我们要记住妥善收拾好自己的垃圾。
Next time when we go to the beach we should be careful with our garbage.