nicotine/ˈnɪkəti:n; `nɪkəˌtin/ n[U]poisonous oily substance found in tobacco 尼古丁 nicotine-stained fingers 被尼古丁熏黄的手指 [attrib 作定语]cigarettes with a low nicotine content 尼古丁含量低的香烟.
牛津英汉双解词典