sterile
01
无菌的, 消毒的
completely free from germs or microorganisms
例子
After washing his hands thoroughly, he put on sterile gloves before handling the medical equipment.
在彻底洗手后，他在处理医疗设备前戴上了无菌手套。
例子
After years of overuse, the farm 's land became sterile and required rest to regain its fertility.
经过多年的过度使用，农场的土地变得贫瘠，需要休息以恢复其肥力。
03
无菌的, 消过毒的
grey foxes
04
贫乏的, 缺乏原创性
deficient in originality or creativity; lacking powers of invention
