1·Grow a few plants of several different coloured varieties - a red 'Polestar', deep pink and white, 'Painted Lady' and a pure white 'White Lady'.
种几种颜色不同的花——红色的“北极星”，深粉红和白色花的“蛱蝶花”，还有纯白色的“白美人“。
2·Serving as a guide, as a polestar or a pole of the earth.
指示的；引导的：用作导向的，如一颗北极星或地球的一极。
3·Captain: We have trouble now. The polestar is our only navigator.
船长：看来我们遇到麻烦了，现在只有靠北极星定位了。
4·The earliest instrument for determining latitude was the quadrant, which measured the altitude of the polestar or the noonday sun.
早期测定纬度的仪器是象限仪，测量北极星或正午太阳的高度。
5·Please Be the Polestar of our shipwrecked minds, hearts and souls - We love Thee.
请我们的北极星海难头脑，心灵-我们爱你。