警察向示威人群发射了一排催泪弹。
The police fired a ___volley of tear gas at the protesters.
弓箭手们向推进的部队齐射了一排箭矢。
The archers ___volleyed a shower of arrows at the advancing troops.
演讲结束后,观众们向他抛出了一连串的问题。
After the speech, the audience threw a ___volley of questions at him.