1.用作副詞。1)在船/飛機(jī)上;(美)在火車/公共汽車上?!琖hen the train ran across the boundless grassland,passengers aboard all looked out through the windows,admiring the magnificent northern scenery.當(dāng)火車飛馳在一望無際的大草原時(shí),車上的乘客都向車外眺望,欣賞......(本文共 1026 字) [閱讀本文] >>