Researchers found that high concentrations of salt in the stomach appear to induce gene activity in the ulcer-causing Helicobacter pylori bacterium that causes it to become more virulent.是什么意思_Researchers found that high concentrations of salt in the stomach appear to induce gene activity in the ulcer-causing Helicobacter pylori bacterium that causes it to become more virulent.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句