【正文】 epiped[39。[s?39。[r??]橢圓ellipsere?d??s] 直徑diameter[da?39。[39。dek?g(?)n]多邊形polygon?kt?g(?)n]九邊形enneagonpi?z??d]五邊形pentagon tr?39。[39。?g(?)l][,kw?dr?39。l230。tra?230。θ??r?m]鈍角三角形obtuse [?b39。直角邊leg [leg] 斜邊hypotenusekju?t]鄰角adjacent[?39。[39。直角right [ra?t]gri?]弧度radian r?z]體積volume[39。[39。[39。[w?tθ。re?d??l] 平行parallel[39。 點(diǎn)pointthefour,[?k39。kw??t?k]equation[?39。t?k]zfactor[,k???39。d?d??t] 代數(shù)algebra 有效數(shù)字significantr?] 截尾truncations?st?m] 十六進(jìn)制hexadecimal[,heks?39。 十進(jìn)制decimal[39。re?????]正positivek?(?)n]分子numerator[39。d?d??t]運(yùn)算符operatororɡreit?]isp?θ?s?s],[39。[d?39。divide [d?39。faciend multiplication [,m?lt?pl?39。m?nj?end]減數(shù) subtract [s?b39。[39。 math(AmE)基本：數(shù) 學(xué) mathematics [m230。add [230。[39。 subtraction [s?b39。s?btr?,hend]差remainderk230。[39。v??(?)n] (n.)lkj?39。命題propositionislesser[39。小于等于is[mi?n]有理數(shù)rational[39。自然數(shù)natural[39。des?m(?)l]小數(shù)點(diǎn)decimaldenominatorneg?t?v]零null[n?l],[39。round[ra?nd][39。ld??br?]公式formula[39。number 一次方程simple[39。kju?b?k][,ini39。[39。power（方程的）解solution[s?39。[ple?n] 體solidsekt][39。area (for v.) ?230。?nd?s??f?s]角：角angle[39。kju?t]?g(?)l] 平角straight[stre?t] 周角perigon [39。tra?230。 s]勾股定理Pythagorean[39。s?s?li?z]triangle[39。r?39。r?mb?s], tr?39。trapezoid[39。[39。l230。s??k(?)l] 圓心centre[39。圓周率pi 弧arc[s?39。kl?kwa?z]逆時(shí)針方向counterclockwise[39。r?lel?39。 五面體pentahedron[,pent?39。 [,heks?39。 [,eni?39。[,d??dek?39。[,p?l?39。[ pr??p?r?n ]百分比percent[p?39。[k?mb?39。[39。m]230。[?39。in[d?39。integer[39。減少了decreasen??t]折舊depreciationst??(k)t]dividend預(yù)付款，定金表達(dá)expressionmean[ha?39。[?n39。to[re?t]用... 表達(dá) insekt]最小公倍數(shù)leastvalue[39。downtriangle[39。z??r??]數(shù)線numberl230。p?t?]排列permutation次方[39。pr?p?] fraction[pra?s]實(shí)數(shù)real[ri?l]value[set]數(shù)列sequencek?n]表面積surface[39。[39。[39。v??teks]angle