The bus driver broke the silence, by calling attention to a waterfall of great beauty, in the rocky dell. 大客车驾驶员打破沉默,开口说话,让大家看山间壮丽的瀑布。
A notation, usually a question mark, calling attention to an item in order to question its validity or accuracy. 疑问号一个记号,通常为问号,以引起对某一事物的注意以便就其有效性或准确性提出质疑