| 例句 |
They were firing blanks.他们在发射空包弹。Cadets are using football rattles to simulate gunfire because blank ammunition is too costly.空包弹太昂贵了，军校学员不得不用足球比赛时助威用的响板来模拟枪声。They took apart a dummy bomb.他们拆了一个空包弹。Cadets are having to use football rattles to simulate gunfire because blank ammunition is too costly.空包弹太昂贵了，军校学员不得不用足球比赛时助威用的响板来模拟枪声。 |