bismuthous

例句：

1. 1. The painting has a bicolored background.
   这幅画有双色的背景。
2. 2.The scientists are studying the bifurcated growth patterns of these plants.
   科学家们正在研究这些植物的分叉生长模式。
3. 3.The bipartite nature of this species is well-documented in scientific literature.
   这种物种的双重性质在科学文献中有详细记录。