Radius vector 的意思·音标·同义词·词根助记

🧩 词语组成解析

radius ['redɪəs]

n. 半径（距离）;用半径度量的圆形面积;半径范围;桡骨;

radi光线 + us 用→ 用光线扫出一个圆，则光线是→半径

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”

Sometimes he's very sad.

他有时很忧悒。

These clothes are dirty, they need to be washed.

这些衣服脏了，需要去洗。

Errors and uncertainties multiply, cascading upward through a chain of turbulent features,

错误和不可靠性上升，接踵而来的是一系列湍流的微状，

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republishing

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rimstone