in，英语单词，可作介词、副词、形容词、名词。

作介词时有“ 在……内；进……里；在……期间；在……以后；穿着；在……状态中；在……方面；包含在……中；从事……；用……语言，以……媒介；以……调；在（活动）过程中；在……岁数；当……时；（引出具某种品质的人的名字）；占……；在……之中（用于较大和较小数字之间）；以……的数量；带……颜色的；以……方式；具有……特性；按照（表示方式）”的意思。/n作副词有“进入；在里头；到达；当选；涨潮；在屋里；在车站；收到；递交，送到；填写，着色；朝里，向中间；击球；（球）落在界内；（服装等）时髦”的意思。/n作形容词有“在里面的；时髦的；（用球）界内的”的意思。/n作名词有“执政者；门路”的意思。

危险特性

IN：infectivity

感染性，国家危险废物名录中危险废物的危险特性。

英语

IN

abbr.

1．=Indiana 美国印第安纳州邮政编码

2．=Information Network 情报网络

3．=Intelligent Network 【电脑】智能网

In

【化】元素铟(indium)的符号

动漫音乐

动漫音乐中in表示插曲的意思。

柯林斯词典

1/nPREP在…里;在…之内/nSomeone or something that is in something else is enclosed by it or surrounded by it. If you put something in a container, you move it so that it is enclosed by the container./nHe was in his car./n他坐在他的车里。/n…clothes hanging in the wardrobe…/n挂在衣柜里的衣服/n

2/nPREP在(某处)/nIf something happens in a place, it happens there./nWe spent a few days in a hotel…/n我们在一家宾馆住了几天。/nHe had intended to take a holiday in America…/n他本打算去美国度假。/n

3/nADV在家;在办公室/nIf you are in, you are present at your home or place of work./nMy flatmate was in at the time…/n我的舍友当时在房间里。/nHe has had to be in every day./n他每天都得坐班。/n

4/nADV进;入/nWhen someone comes in, they enter a room or building./nShe looked up anxiously as he came in…/n他进来的时候,她焦虑不安地抬起头来看了看。/nThey shook hands and went in./n他们握了手,走了进去。/n

5/nADV(火车)进站;(轮船、飞机)抵港/nIf a train, boat, or plane has come in or is in, it has arrived at a station, port, or airport./nWe'd be watching every plane coming in from Melbourne…/n我们会密切注意从墨尔本飞来的每架飞机。/nLook. The train's in. We'll have to run for it now./n看,火车进站了,我们现在得赶紧朝那边跑了。/n

6/nADV(潮)在上涨/nWhen the sea or tide comes in, the sea moves towards the shore rather than away from it./nShe thought of the tide rushing in, covering the wet sand…/n她想象潮汐涌来,淹没潮湿的沙滩。/nIf the tide was in they went swimming./n如果涨潮了,他们就去游泳。/n

7/nPREP在(橱窗)里面/nSomething that is in a window, especially a shop window, is just behind the window so that you can see it from outside./nThe light in the window went out…/n橱窗里的灯熄灭了。/nThere was a camera for sale in the window./n橱窗里有一架相机待售。/n

8/nPREP在(镜子)之中/nWhen you see something in a mirror, the mirror shows an image of it./nI couldn't bear to see my reflection in the mirror…/n我不忍看镜子里自己的样子。/nHe caught sight of his hair in a mirror./n他从镜子里看见了自己的头发。/n

9/nPREP穿着;戴着/nIf you are dressed in a piece of clothing, you are wearing it./nHe was a big man, smartly dressed in a suit and tie./n他身材高大，穿着西服打着领带，非常帅气。/n…three women in black./n3 个黑衣女子/n

10/nPREP(包裹)在…之中;(覆盖)在…之下/nSomething that is covered or wrapped in something else has that thing over or round its surface./nHis legs were covered in mud./n他的腿上满是泥浆。/n…carrots wrapped in newspaper./n包在报纸里的胡萝卜/n

11/nPREP(裂缝或洞)在…表面上/nIf there is something such as a crack or hole in something, there is a crack or hole on its surface./nThere was a deep crack in the ceiling above him./n在他头顶的天花板上有一道很深的裂缝。/n…an unsightly hole in the garden./n花园里一个很不雅观的洞