1. It contains extracts of fish, marine plants, and shrimp shells, which provide a formula including proteins, minerals, and vitamins.
    它含有鱼类、海洋植物、虾壳等的提取物，组成了一个包括蛋白质、矿物质和维生素在内的配方。

2. They made experiments to test the empirical formula.
    他们通过实验来证明这一实验式。

3. The chemical formula for salt is NaCl.
    盐的化学分子式是NaCl.

4. The company's formula for success is to hold prices down by controlling every link in the rose chain.
    该公司成功的秘诀是通过其销售链的每一个环节降低成本。

5. That the blood poison is, so to speak, a newer product from an improved formula.
    而溶血性毒液，打个比方说，是根据改良配方生产的一种较新的产品。

6. It was Hart who created the basic formula of the Western film,
    正是他创造了西部电影的基调，