吃透英语课本,提升在校竞争力
adj. 不能生育的;无菌的;贫瘠的
名词:sterility
The classrooms are sterile, with no artwork on the walls.
这些教室毫无生气,墙上一张画都没有。
The laboratory was kept sterile.
实验室保持无菌状态。
male sterile line
雄性不育系
sterile water
无菌水
adj.不育的;无菌的;贫瘠的;不毛的;枯燥乏味的
hungry
desert