January (Jan.) 一月February (Feb.) 二月March (Mar.) 三月April (Apr.) 四月May 五月June 六月July 七月August (Aug.) 八月September (Sept.) 九月October (Oct.) 十月November (Nov.) 十一月December (Dec.) 十二月...[繼續(xù)閱讀]

    one [two,three,etc. ]oclock [in the morning,in the after-noon,in the evening,at night]. (oclock 可以省略)five [ten,a quarter,twenty,five-and -twenty,half] past one[two,three,etc.].five [ten,a quarter,twenty,five-and -twenty] to two [three,etc.]....[繼續(xù)閱讀]

    SundayMondayTuesdayWednesday星期日星期一星期二星期三ThursdayFridaySaturday星期四星期五星期六...[繼續(xù)閱讀]

    微米micron　毫米millimetre (mm)厘米centimetre (cm)分米decimetre (dm)米 metre (m)十米decametre (dam)百米hectometre (hm)1毫米= 1 000微米1厘米= 10毫米1分米= 10厘米1米 = 10分米千米kilometre (km)1千米(公里) = 1 000米...[繼續(xù)閱讀]

    平方毫米square millimetre (mm2)　平方厘米square centimetre (cm2)平方分米square decimetre (dm2)平方米 square metre (m2)平方千米square kilometre (km2)1平方厘米=100平方毫米1平方分米=100平方厘米1平方米=100平方分米1平方千米(平方公里)=1 000 000平方分米...[繼續(xù)閱讀]

    立方毫米cubic millimetre (mm3)立方厘米cubic centimetre (cm3)立方分米cubic decimetre (dm3)立方米 cubic metre(m3)1立方厘米=1 000立方毫米1立方分米=1 000立方厘米1立方米=1 000立方分米...[繼續(xù)閱讀]

    毫升millilitre (ml)　厘升centilitre (cl)分升decilitre (dl)升 litre (l)十升decalitre (dal)百升hectolitre (hl)千升kilolitre (kl)1厘升=10毫升1分升=10厘升1升=10分升...[繼續(xù)閱讀]

    毫克milligram(mg)　厘克centigram (cg)分克decigram (dg)克 gram (g)十克decagram (dag)百克hectogram (hg)千克 (公斤)kilogram (kg)1厘克=10毫克1分克=10厘克1克=10分克噸 ton (t)1噸=1 000千克(公斤)...[繼續(xù)閱讀]

    數(shù)值冪前綴縮寫英文名稱1,000,000,000,000,000,0001,000,000,000,000,0001,000,000,000,000100,000,000,00010,000,000,00010181015101210111010exapetateraEPTone quintillionone quadrillionone trillionone-hundred billionten billion1,000,000,000100,000,00010,000,000109108107gig...[繼續(xù)閱讀]

    原有的單位要換算成的單位應乘以inches英寸centimetres厘米2.54feet英尺metres米0.304 8yards碼metres米0.914 4miles英里kilometres公里1.609 34centimetres厘米inches英寸0.393 7metres米feet英尺3.280 84metres米yards碼1.093 61kilometres公里miles英里0.621 37...[繼續(xù)閱讀]