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## 以 t 开头的数学词汇

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. 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.

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. ﻿