更大些的第三组蚂蚁做建筑工，另负责把户外的鲜树叶拾进巢穴；

A third group of still larger ants do the construction work and collect fresh leaves from outside the nest.

youdao

更大些的第三组蚂蚁做建筑工，另负责把户外的鲜树叶拾进巢穴；

A third group of still larger ants do the construction work and collect fresh leaves from outside the nest.

youdao