It was minus five and 'swan lake' was thick with ice when Sally started her slippy morning commute. 气温是零下五度，这片 “天鹅湖” 上结满了厚厚的冰，天鹅萨莉在湿滑的冰面上开始了她每天早上的 “通勤” 之旅。 Every day she sets off for school, waddling ...