Sba
abbr. 標準射束著陸系統（Standard Beam Approach）；（美國）小型企業管理局（Small Business Administration）
??? 情景例句
They enjoyed the film very immensely.
他們非常喜歡這部電影。
Eat to please thyself, but dress to please others.
吃是使自己受用，穿是使別人受用。
How often do you write?
你們隔多久寫信？