bumped head

基本解释

(It's amazing how quickly my one-year-old son stops crying after I kiss the spot where he's bumped his head).
你会惊讶于我的一个吻的止痛速度，我一岁的的儿子撞到了脑袋，我亲了他一下，他立马就不哭了。
In the fabrication of petrochemical plant(pressure vessel), the keys to quality control of bumped head are the diameter calculation of head blanking and its forming.
在石油化工设备压力容器制造中，对于整体冲压成形封头的质量控制关键是封头展开下料毛坯直径展开计算和冲压成形环节。
For example, if you jumped so high that you bumped your head, you could say, "I literally hit the ceiling."
打个比方，你跳得太高了，碰到了自己的头，你可能会说，“我差一点碰穿了屋顶。”

Interestingly, Samsung last week bumped up the head of its mobile division, J.
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