Sfr
abbr. schweizerfranc(s) （丹麦-挪威语）瑞士法郎; star-formation rate 星型结构率; single frequency receiver 单频率接收器; sinking fund rate (of return) 船舶沉没基金率（返回）
🗣️ 情景例句
We really don't have to be overly concerned.
我们真的不需要过分担心。
Karl was so upset that he began to turn red with anger.
卡尔非常惊讶，红着脸开始生气了。
Pay cash for this one and then we'll see what we can do.
这次就请付现金，以后我们再看看