Rds
abbr. 远程数据服务（Remote Data Services）；呼吸窘迫综合征（respiratory distress syndrome）；广播数据系统（Radio Data System）；关系数据系统（Relation Data System）
🗣️ 情景例句
I made another lunch date for today
我和别人约好共进午餐，，
He that has a full purse never wants a friend.
只要袋里有，不愁没朋友。
and by measuring the time interval between the taps and the receipt of the echoes, the depth of the sea at that point can be calculated.
测出回声间隔的时间，便可算出该处海洋的深度。