The volatile oil was extracted from Cinnamomum wilsonii leaf and twig with the steam distillation and the yield was 1.1% and 0.7%(V/W), respectively.是什么意思_The volatile oil was extracted from Cinnamomum wilsonii leaf and twig with the steam distillation and the yield was 1.1% and 0.7%(V/W), respectively.在线翻译_英语_读音_用法_例句