Gbt
abbr. generalized burst trapping 廣義突發俘獲; graded base transistor 緩變基區晶體管; ground-based telemetry 陸基遙測
??? 情景例句
But what?
但是什么？
A man without a smiling face must not open a shop.
人無笑臉，不要開店。
Sally is leaving tomorrow and coming back on Saturday.
傻俐明天走，星期六回來。