synthetic and many-sided

例句：

1. 1. Thenew car is synthetically designed to be more fuel-efficient.
   这款新车是经过人工设计以提高燃油效率的。
2. 2.The scientist used a synthetic material to create the new drug.
   这位科学家使用一种合成材料来制造这种新药。
3. 3. This fabric is made from synthetic fibers.
   这种布料是由合成纤维制成的。
4. 1. The company has a many-sided approach to marketing.
   该公司在市场营销方面采取了多面的策略。
5. 2. The project required a many-sided approach to ensure success.
   这个项目需要采取多面的方法以确保成功。
6. 3. The researcher found that the issue was many-sided and complex.
   研究者发现这个问题是多方面的且复杂的。