1·Here is an ant's nest.
这是个蚂蚁窝。
2·For instance, the letter A was ant or apple or ax.
例如，字母 A 代表蚂蚁、苹果或斧头。
3·In the dry season, it could be attacked by another species of ant.
在干燥的季节里，它可能会遭到另一个种类的蚂蚁攻击。
4·Subsequent ant researchers have focused on external prompts for behavior.
后来的蚂蚁研究人员把注意力集中在外部的行为提示上。
5·In California, a lack of genetic variation in the Argentine ant has allowed the species to spread widely.
在加利福尼亚，阿根廷蚂蚁由于缺乏基因变异而得以广泛传播。