Sba
abbr. 标准射束着陆系统（Standard Beam Approach）；（美国）小型企业管理局（Small Business Administration）
🗣️ 情景例句
Thanks for your help! Keep the change.
多谢你帮忙， 不用找了。
What is done by night appears by day.
若要人不知，除非己莫为。
One day, he walked into an expensive shop after having been caught in a particularly heavy shower.
一天，他遇上一场瓢泼大雨，淋得透湿。