English-Chinese and Chinese-English Dictionany of Automobiles English-Chinese and Chinese-English Dictionary of Automation English-Chinese Chinese-English Dictionary of Commodities English-Chinese and Chinese-English Dictionary of Computer English-Chinese Chinese-English dictionary of 50000 words English-Chinese Chinese-English Dictionary of Physiology English-Chinese and Chinese-English Dictionary of Ecology English-Chinese and Chinese-English Dictionary of Medicine English-Chinese and Chinese-English dictionary of tourism English-ChineseChinese-English Dictionary of Herbiside