Monica: Oh, no, thanks. We're just here to observe. 哦,不,谢谢,我们是来参观的。
Teacher: You don't observe a dance class. You dance a dance class. Spare shoes are over there. 舞蹈课不是参观来的,舞蹈课来跳舞的。那儿有空余的舞鞋。
As a rule, wildlife film-makers observe natural behaviour 通常来说 野生纪录片团队只应观察生命的自然习性