常見(jiàn)例句雙語(yǔ)例句Strong bases that turn litmus paper blue, they react with acids to yield salts, are caustic, and in concentrated form corrode tissues.它們與酸作用成為中性鹽； 它們是苛性的，其濃縮物可腐蝕有機(jī)組織。 返回 blue litmus paper