neutralize

1. V-T To neutralize something means to prevent it from having any effect or from working properly. 使无效; 使不能正常运作

The U.S. is trying to neutralize the resolution in the UN Security Council. 美国试图在联合国安理会阻止该决议的通过。

2. V-T When a chemical substance neutralizes an acid, it makes it less acid. 中和

Antacids are alkaline and they relieve pain by neutralizing acid in the contents of the stomach. 抗酸剂是碱性的，它们通过中和胃容物中的酸来缓解疼痛。