Bcsm
abbr. basic call state model 基本呼叫状态模型
🗣️ 情景例句
will read a poem by Robert Frost.
要朗读Robert Frost作的一首诗。
When love puts in, friendship is gone.
爱情入，友谊出。
Neither of us realized that night that these carvings and paintings dated back 15,000 years,
我们没有意识到这些刻画追溯到15，000年前，