凯发k8官网-凯发k8天生赢家一触即发官网 > tag标签 > paper
|
15-03-04 办公室用品 修改胶带 correction tape 书立 book stand 日记簿 diary book 文件袋 expanding file 地球仪 globe 名片夹 name card holder 办公用大头针 office pin 工字针 paper fastener 切纸刀 paper cutter 美工刀 cutter 公司部门 总公司 head office 分公司 branc...
14-12-13 experts have revealed a new type of paper that can be erased and rewritten without the need for ink. 研究人员成功研制出一种可重复书写的新型纸张,且书写打印时无需油墨。 they say that even in early prototype form, it can be rewritten 20 times without...
14-12-03 first developed in china in about the year a.d. 150, paper has many uses, the most common being for writing and printing upon. indeed, the development and spread of civilization owes much to paper's use as writing material. according to some surveys...
14-10-28 a commuter sitting on a subway train reading a paper back was so sprawled out in the seat that the woman next to him had very little room. when she asked if he could move a bit, he refused. just then, a man opposite them yelled, why don't you sit li...
14-02-11 when someone is so concerned about toilet seat germs, they cover the seat with half a roll of toilet paper, leaving it to appear like it has been mummified. this is called toilet mummy . 有的人特别担心马桶座圈的细菌,就用一大堆厕纸厚厚地铺在座圈上,...
14-01-24 sometimes solving a problem doesn't require a high-tech solution. sometimes, you have to look no farther than your desktop. three students from northwestern university's mccormick school of engineering -- an undergraduate, a master's student, and th...
13-10-10 are scientists any good at judging the importance of the scientific work of others? according to a study published 8 october in the open access journal plos biology (with an accompanying editorial), scientists are unreliable judges of the importance...
13-09-25 in the jin dynasty (265-420) there was a famous writer whose name was zuo si who, however, was very naughty and did not like to study when he was a small kid. his father often got angry, and yet young zuo si was as naughty as ever and would not stud...
13-08-28 digital voice recorder 录音笔 mp3 player mp3播放器 digital camcorders 数码摄像机 digital accessories 数码配件 e-dictionary 电子辞典 office paper 办公用纸 toner cartridge 硒鼓 jet cartridge 墨粉 ink cartridge 墨盒 ribbon 色带 floppy disk 软盘 printin...
13-08-15 with stamp collecting a popular hobby and lucrative(赚钱的) investment, scientists are describing a comprehensive new way of verifying the authenticity and rooting out fakes of what may be the smallest and most valuable pieces of paper on earth. t...