Each grain on the cob is the starting point for a thread of silk; and, unless the thread receives some particle of the dust which falls from the tassel flowers, the kernel with which it is connected will not grow.

玉米穗轴上的每一个颗都是一束丝状雌花的起点，除非花束获得来自于穗状雄花的微，否则它所连接的内核就无法成长。

Below this point the climate is no longer arctic. Butterflies become larger and more abundant, grasses with imposing spread of panicle wave above your shoulders, and the summery drone of the bumblebee thickens the air.

在这一点以下，气候不再是北极。蝴蝶变得来大，来多，长满穗状花序的草在您的肩膀上方波浪起伏，大黄蜂夏日的嗡嗡声使空气变得浓密。