查询词典 triangular numbers

Cultural Connotations of Numbers in Proverbs：谚语中数字的文化内涵 ","文化

"How to Teach English in Communicative Way in Middle Schoo... | "Cultural Connotations of Numbers in Proverbs 谚语中数字的文化内涵 ","文化" | "Ode toaNightingale:An Integration of Aesthetics and politi...

Cultural Connotations of Numbers in Proverbs：谚语中数字的文化内涵

"How to Teach English in Communicative Way in Middle School 交... | "Cultural Connotations of Numbers in Proverbs 谚语中数字的文化内涵 " | "Ode toaNightingale:An Integration of Aesthetics and politics<...

Elephants：大象的蹦蹦床

第二类:数字 numbers | 1-4:大象的蹦蹦床 Elephants | 1-5:鸭妈妈在找鸭宝宝 Mommy Duck

Fractions：分數

此外,又如一般人学英语时,对序数(ordinal numbers),分数(fractions),小数(decimals)等,往往难以掌握,OALD六版之中,却把这些内容,在附录之中分门别类,详细列出,不但如此,还附上电话号码、温度、货币、日期、年份、年龄、时间等与数目有关的用语,

Percentages：百分比

你的问题很抽象. 不过美国人的数学差的难以想象,所以往简单方面想. 如果是关于数量的(NUMBER),注意推不出百分比(PERCENTAGES)方面的结果. 这就是上文所列的特殊题型(NUMBERS AND PERCENTAGES)

Bar Tricks - Beer Bottle Magic Trick.pdf：酒吧诡计-啤酒瓶的魔术把戏

1.幻数牌的伎俩Magic Numbers Card Counting Trick | 2.酒吧诡计-啤酒瓶的魔术把戏Bar Tricks - Beer Bottle Magic Trick.pdf | 3.雄心勃勃的扑克Ambitious Card.pdf

count the number of birds：数鸟的数字

数字上的变化 the changes in the birds' numbers | 数鸟的数字 count the number of birds | 一年一次 once a year

drawing machine：拉拔机

bending equipment for plastics 塑料折弯设备 | drawing machine 拉拔机 | drawing numbers 拉伸次数

Lesson One Spelling in Alphabets and Numbers：字母及数字拼读

Section A Navigation Communications 航海会话 | Lesson One Spelling in Alphabets and Numbers 字母及数字拼读 | Lesson Two Pilotage Service 引航业务

avgas：飞机用的汽油

signed numbers 有正负号码 | avgas 飞机用的汽油 | masonry beam 圬工梁

steam trap valve：疏水阀

球阀 ball valve | 疏水阀 steam trap valve | 蛇管式换热器 serpentine type heat exchanger

aldermanship：市政官

aldermanry 议员 | aldermanship 市政官 | Alderney 乳牛