Which have high reactivity for its high unsaturation,so that it application in many ways,such as:pesticide,medicine,dyestuff and food additive,etc.是什么意思_Which have high reactivity for its high unsaturation,so that it application in many ways,such as:pesticide,medicine,dyestuff and food additive,etc.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句