Vector variable

vector ['vɛktɚ]

n. 矢量;航向;[生]带菌者;[天]矢径; vt. 用无线电引导;为…导航;

veh, vect, vex 表”运输,传达”

variable ['vɛrɪəbl]

adj. 变化的，可变的;[数]变量的;[生]变异的; n. 可变因素，变量;易变的东西;

vari=vary变化+able形容词后缀→易变的

Do you happen to know...

你是否碰巧知道…

An open door may tempt a saint.

一扇开著的大门可诱惑一个圣徒。

On the subject of reading, Francis Bacon, who lived at about the same time as shakespeare, wrote these words, Some books are to be tasted, others to be swallowed, and some few to be chewed and digested. This good advice shows how it is possible to read

“有些书是应当尝尝滋味的，有些书是应当吞食下去的，有少数书是应当咀嚼和消化的。”这个忠告很好，它表明可以用不同的方法来阅读不同类型的书。