-
1. The researchers found that the double threshold for a certain substance could be significantly reduced by adjustingthe concentration.
研究人员发现，通过调整浓度，某种物质的双阈值可以显著降低。
-
2.The new drug has a double threshold, which means it can only be taken once every four hours.
这种新药有一个双阈值，意味着它只能每四小时服用一次。
-
3. In the study, the researchers used a double threshold to determine the optimal dosage of the medication.
在这项研究中，研究人员使用了一个双阈值来确定药物的最佳剂量。