托卡马克是利用磁约束实现受控核聚变的环形装置，它所需要的磁场位形由极向和环向两种磁场构成。真空室外所绕的螺线圈会产生环向磁场，而极向磁场则由等离子体的环向电流产生...

Location words, as a kind of special language phenomenon, carry profound cultural connotations in both Chinese and English. Misunderstanding can arise in intercultural communication due to cultural differences of location words. ...