Sdb
abbr. 存储数据缓冲器（Store Data Buffer）
🗣️ 情景例句
Would you like a cocktail before dinner?
你要在饭前来杯鸡尾酒吗？
The audience stared the acrobats in great wonder.
观众以惊异的眼光注视着杂技演员。
Does the computer ever make a mistake.?
计算机出错吗？