extracts/ˈek.strækt/名词（尤指食物或药物的）提出物，精华，汁malt/yeast extract麦芽精／酵母膏摘录；选段；引文They published an extract from his autobiography.他们刊登了他自传的一个片断。/ɪkˈstrækt/动词取出；拔出；提取The tooth was eventually extracted.那颗牙终于拔掉了。想跟读，去练习
