Simma
abbr. scanning ion microscopy and micro-sectioning apparatus 扫描离子显微分析及显微磨片装置
🗣️ 情景例句
It's small,
它小小的，
I'll be looking forward to it.
我将期待这一天。
because balloons can be a great danger to aircraft.
因为气球有可能给飞机造成极大的危险。