Ohc
abbr. omni hara cochleare (Latin=a spoon each hour) （拉丁语）每小时一匙; overhead cam 顶置凸轮轴
🗣️ 情景例句
She hasn't been employed for six months now.
她已经失业半年了。
Are there reserved seats on the train?
车上有预订座位吗？
There is a boy in the water.
河里面有个男孩。