Smo
abbr. 高年资军医（senior medical officer）；稳定主控振荡器（Stabilized Master Oscillator）
🗣️ 情景例句
She's come here to stay.
她这次来是要住下来。
He keeps on studying ecology.
他不断攻读生态学。
Yes, I feel tired all the time.
对，我总是感到累。