L(rn(-10,10,.1)).a({x2:sq(t),x1:-sq(t),[tr]:(d,i)=>sc(70)+rt(i*51)+ts(0,d+t/2e3)}).y({[sk]:c2()})
0 1
T().a({transform:d=>sc(4+s(d/1e3)),x:d=>mo[0]*10,y:d=>mo[1]*10}).t('潜水亭沈没')
