Ohn
abbr. Occupational Health Nurse 职业健康看护; Occupational Health Nursing (AAIN journal) <职业卫生护理>（美国工业卫生护士协会杂志）; otolaryngology-head and neck 头和颈-耳鼻咽喉科学
🗣️ 情景例句
I can't figure out why she said so.
我不能理解她为什么这样说。
Some students quit school due to poverty.
一些学生因贫困而辍学。
Between 1850 and 1910 the bison population is thought to have fallen from 60 million to just a few hundred.
人们认为，在1850年到1910年之间，野牛的头数从6，000万头降到只有几百头了。