Smo
abbr. 高年资军医（senior medical officer）；稳定主控振荡器（Stabilized Master Oscillator）
🗣️ 情景例句
Happy Thanksgiving.
感恩节快乐。
Do we have to wear the helmets?
我们得戴上防护帽吗？
The Scandinavian countries are much admired all over the world for their enlightened social policies.
斯堪的纳维亚半岛各国实行开明的社会政策，受到全世界的推崇。