后把吹管递给赫伯特，教他吹另外的一端。
the tool， the manufacture of which presented the most difficulty， was the pipe of the glass-maker， an iron tube， five or six feet long， which collects on one end the material in a state of fusion. but by means of a long， thin piece of iron rolled up like the barrel of a gun， pencroft succeeded in making a tube soon ready for use.
on the 28th of march the tube was heated. a hundred parts of sand， thirty-five of chalk， forty of sulphate of soda， mixed with two or