What is this thing 是 reddit 上的一个社区（community），上面时不时会有人发一些没见过的玩意来提问。
一起来看看吧！
保鲜膜
Q: What is this cling film type stuff on Tom Daley’s arms, and what’s it for?
汤姆·戴利手臂上的这种粘膜式的东西是什么，它有什么用？
A: Cling filmed ice packs.
保鲜膜冰袋。
液体背心
Q: What are these vest with liquid pouches worn by olympic sailors for? Worn by Dutch sailors Bekkering and Duetz during a post race interview.
奥运帆船运动员穿的这种带液体袋的背心是干什么用的？荷兰运动员贝克林和杜茨在赛后接受采访时穿的衣服。
A: They are cooling vests.
它们是冷却背心。
九个钉子
Q: What are these pegs at the end of my bed used for? We thought they were for shoes, but there are 9 of them.
我床尾的这些钉子是干什么用的？我们以为是放鞋的，但其实有 9 个。
A: Anchor points for rope play?
玩绳子时候用的锚点？
笼子
Q: Just bought a lake home and found three of these in the water next to the pier. Criss-Cross stack of corrugated pipes wrapped in plastic netting all weight down by bricks.
刚买了一个湖边的房子，在码头旁边的水里发现了三个这样的东西。纵横交错的波纹管堆叠，用塑料网包裹，都是用砖头压住的。
A: It is a fish crib. It is a device to give baby fish a place to hide from the big boys. They also make for some good fishing as the lunckers will hang around hoping for a few little ones to come out.
它是一个鱼床。它是一种给小鱼提供躲避大鱼的地方的装置。它们也是一好的捕鱼方式，因为小鱼会在周围徘徊，希望有几个小鱼出来。
茶棍
Q: Wife ordered rolls of thank you stickers on ebay. This came instead. Already called for return. What are they? Green cylindrical rolls of what smell like green tea? I’m a big tea drinker and that’s what I think.
妻子在 eBay 上订购了几卷感谢贴纸。结果却送来了这个。已经打电话要求退货了。这些是什么？绿色的圆柱形卷筒，闻起来像绿茶？作为一个喜欢喝茶的人，我是这么想的。
A: They kind of look like plant fertilizer sticks
它们看起来有点像植物肥料棒。
可口可乐
Q: What is this thing on the bar counter at work? It is made of metal and hollow.
工作的酒吧柜台上的这个东西是什么？它是由金属制成的，是空心的。
A: It’s an old fashioned countertop bottle opener, I’ve seen loads of these in old pubs. The bottles are opened from the other side.
这是一种老式的台面开瓶器，我在老酒馆里见过很多这种开瓶器。瓶子从另一侧打开。
量子芯片
Q: New bra I bought online has a “microchip” inside of it. Looks pretty fake to me but can’t pinpoint what is it exactly and why such lengths to have it inside the hems like this.
我在网上买的新文胸里面有一个「微芯片」。在我看来很假，但不知道它到底是什么，也不知道为什么要把它放在这样的褶边里。
A: Google says the Chinese text says ‘quantum computer’. I think this is just a marketing gag, without function.
谷歌说上面的中文是「量子芯片」。我认为这只是一个营销噱头，没有任何作用。
