Show them how to wash their hands vigorously, covering both the front and back of each hand with soap, and rinsing thoroughly under running water.是什么意思_Show them how to wash their hands vigorously, covering both the front and back of each hand with soap, and rinsing thoroughly under running water.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句