肥胖症与肝癌：是白细胞介素- 6，信号转导蛋白和转录激活子3的关键作用吗？

Obesity and liver cancer: a key role for interleukin-6 and signal transducer and activator of transcription 3?

youdao

导游员是旅游业中最积极、最活跃并起着关键作用的一分子，是引导游客寻求美、探索美的人。

Tour guide is the most positive, actively and is playing an important part in the tourism; is a person who guides the tourists to seek, to explore beauty.

youdao

导游员是旅游业中最积极、最活跃并起着关键作用的一分子，是引导游客寻求美、探索美的人。

Tour guide is the most positive, actively and is playing an important part in the tourism; is a person who guides the tourists to seek, to explore beauty.

youdao