Ssm
abbr. 地对地导弹（Surface-to-Surface Missile）
🗣️ 情景例句
Make yourself at home.
不要客气。
Don't forget to write to me.
不要忘记写信给我。
You'd better not go inside. There might be snakes.
你最好不要进去。说不定有蛇呢。