Bcis
abbr. 广播干扰（Broad Cast Interference）；二进制码资讯（Begin Chain Indicator）
🗣️ 情景例句
He studied harder to improve his English.
他更加努力提高英语水平。
To err is human.
人无完人。
You must come to see it. And I owe you some money.
你一定要来看呀。我还欠你的钱呢。