drills in短语⁷⁹⁹⁷⁸⁺⁹ 基本例句 套管钻进；训练某人掌握某种技能；法则等 The British financial authorities also had two drills in the past year, one of which examined the impact on a British clearing bank of the failure in London of a foreign banking subsidiary. 同年英国金融管理机构也作了两项模拟，其中之一是观察一间外国银行在伦敦的分支机构倒闭对一家英国清算行的影响。 ecocn