caustic alkali

例句：

1. 1. This caustic alkali is highly corrosive and should be handled with care.
   这种苛性碱具有很强的腐蚀性，应该小心处理。
2. 2. The chemical reaction between the two substances produces a caustic alkali.
   两种物质之间的化学反应产生了一种苛性碱。
3. 3. The caustic alkali was used to neutralize the acidic soil in the garden.
   这种苛性碱被用来中和花园里的酸性土壤。