以 t 开头的数学词汇 | 玄数

2012-10-08
table   表,表格
An arrangement of information or data into columns and rows or a condensed list.

tangent   正切;切线

  • For a given angle in a right-angled triangle, a trigonometric function equal to the length of the side opposite the angle divided by the length of the adjacent side.
  • Let P be a point on a curve, the tangent to the curve at P is the line through P that touches the curve at P, but never cross or intersect the curve.

tangram   七巧板
A Chinese puzzle consisting of a square cut into five triangles, a square, and a rhomboid, to be reassembled into different figures.
七巧板

temperature   温度
A measure of the warmth or coldness of an object or substance with reference to some standard value.

tenth   第十;十分之一

  • The ordinal number matching the number ten in a series.
  • One of ten equal parts.

term   项
Each of the members of which a mathematical expression, a series of quantities, or the composed.

terminating decimal   有限小数
A decimal that has only a finite number of nonzero digits to the right of the decimal point. Also known as finite decimal.

tetragon   四边形
A polygon with four sides and four angles.


tetrahedron   四面体
A solid figure having four plane faces. A regular tetrahedron has faces that are equilateral triangles.

theorem   定理,法则
A proposition, statement, that has been or is to be proved on the basis of explicit assumptions.

thermometer   温度计
An instrument for measuring temperature, especially one having a graduated glass tube with a bulb containing a liquid, typically mercury or colored alcohol, that expands and rises in the tube as the temperature increases.

thousand   千

  • The number 1,000.
  • The fourth digit to the left of the decimal point in the decimal number system.

three-dimensional   三维,立体
Existing in three dimensions, possessing or appearing to possess the dimensions of height, width, and depth.

thrice   三次
Three times.

time   时间

  • The system of those sequential relations that any event has to any other, as past, present, or future; indefinite and continuous duration regarded as that in which events succeed one another.
  • Duration regarded as belonging to the present life as distinct from the life to come or from eternity; finite duration.
  • A system or method of measuring or reckoning the passage of time: mean time; apparent time; Greenwich Time.

time line   时间线

time value of money   资金的时间价值

times tables   乘法表

timetable   时间表

tonne   公吨

top view   顶视图

total   一共

transformation   转型

translate   翻;滑动

translation   翻;滑动

transversal   截线;横向的,截线的

trapezium   梯形
trapezium

trapezoid   梯形

treble   三倍,三重

trend line   趋势线

triangle   三角形

triangle inequality theorem   三角不等式定理

triangular number   三角数

triangular prism   三棱镜

trigonometry   三角学
三角函数

trillion   兆

trinomial   三项式

triple   三倍

turn   翻转

Twelve-Hour Clock   12小时时钟

Twenty-Four Hour Clock   24小时时钟

twice   两倍,双倍

two-dimensional   二维