prep. 在...之中
The island boasts a beautiful wilderness with dense forests, glorious, unspoilt sandy beaches and plenty of bays and a few mountainous areas where there are good walking tracks among the wetlands and valleys.
四级 · CET-4 2026年6月 第1套
According to evolutionary scientists, cooperative behavior may have evolved first among relatives to promote the continuation of their genetic line.
四级 · CET-4 2026年6月 第1套
Yet almost no behavior is entirely genetic, even among identical twins.
四级 · CET-4 2026年6月 第1套
Although not technically reforestation, agroforestry (a system of land use in which harvestable trees or shrubs are grown among or around crops or on pasture land, as a means of preserving or enhancing the productivity of the land) provides an opportunity for small-holder farmers to sustain their livelihoods while adding some forest cover to their farms.
六级 · CET-6 2026年6月 第2套
A study is under way across the world to look for crops that can grow among trees.
六级 · CET-6 2026年6月 第2套