Bsm
abbr. bistable multivibrator 双稳态多谐振荡器; bottom sonar marker 底部声呐标记
🗣️ 情景例句
Did you see what she was wearing?
你看到她穿的是什么？
Better be poor than wicked.
宁可做穷人，不要做坏人。
I'm from London.
伦敦。