Английско-китайский химический и химико-технологический словарь, 4-е изд. English-Chinese Dictionary of Chemistry and Chemical engineering, 4th ed. 英汉化学化工词汇,第四版
“ Learn to light a candle in the darkest moments of someone’s life. Be the light that helps others see; it is what gives life its deepest significance. ” ― Roy T. Bennett