Umms
(umm 的第三人称 -s形式) [医]Unlversal Measuring Microscope
🗣️ 情景例句
His appearance is impressive.
他的外表给人印象深刻。
What time does the plane take off?
飞机何时起飞呢？
Yes. I don't think it's necessary to buy the bigger one.
有哇。我认为没必要买较大的机子。