test for metabolic effect of thyroid hormone

例句：

1. 1. The new drug must be tested for safety before it can be sold.
   新药在上市销售前必须经过安全测试。
2. 2. The scientist conducted a thorough test of the hypothesis.
   科学家对这一假设进行了彻底的测试。
3. 3. The engineer tested the machine to ensure it worked properly.
   工程师测试了这台机器，确保其正常工作。