常見(jiàn)例句雙語(yǔ)例句NARRATOR: Air-raid sirens sound the alert. German bombers will pound another British city tonight .旁白：空襲警報(bào)聽(tīng)起來(lái)令人警覺(jué)。德國(guó)轟炸機(jī)今晚將轟炸另一個(gè)英國(guó)城市。vip.book.sina.com.cn 返回 air-raid alert