基本解释检修费用英汉例句双语例句Absolute shut-off of isolation is necessary because a contaminated digester would be a major expense to shut down, drain, clean, recondition and retest.必须做到绝对的隔离关断，因为关闭、排放、清洗、重新启动和重新测试所导致的蒸煮器的污染是最主要的成本开支。recondition expense更多例句