Mm hg
un. 毫米汞柱\\n
🧩 词语组成解析
mm
[əm]
abbr. =megameter;=millimeter;=millimicron;
abbr. 标准德语（High German）；手摇发电机（Hand Generator）
🗣️ 情景例句
He ventured his life to rescue a drowning child.
他冒着生命危险去抢救一个溺水的孩子。
Enjoy you meal.
请慢慢享用吧。
Are you sure you can come by at nine?
你肯定你九点能来吗？