水循环动态示意图：三角函数与几何构造的融合

GeoGebra 命令及参数

1. CircumcircleArc(Z_1, A_2, B_2) → g
2. Sequence(Sequence[G - ((-0.25 * i), (0.25 * j)), i, 0, Random[3, 6]], j, 0, Random[5, aa]) → liste1
3. Sequence(Sequence[H - ((-0.25 * i), (0.5 * j)), i, 0, Random[3, 6]], j, 0, Random[5, (1.5 * aa)]) → liste2
4. PolyLine(E, I, R, S, T, U, J, K, L, M, N, O, P, Q) → c
5. PolyLine(V, W, U, Z, A_1, B_1, C_1, D_1, E_1, S, T) → d
6. Ellipse(D, F_1, F) → e
7. Point(d) → G_1
8. Point(c) → H_1
9. PolyLine(I_1, J_1, K_1, L_1, M_1, N_1, O_1, P_1) → f
10. Point(d) → Q_1
11. Point(c) → R_1
12. Point(f) → S_1
13. Point(g) → W_1
14. Sequence(Vector[T_1 + ((0.25 * i), 0), T_1 + ((0.25 * i), ((-cc)) / 8)], i, 0, 5) → liste3
15. Intersect(e, xAxis, 1) → D_2
16. Center(g) → F_2
17. Center(e) → E_2
18. CurveCartesian(x(E_2) + (9.4 * cos((-i))), y(E_2) + (5.25 * sin((-i))), i, -3.32, t) → i