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