Crf
abbr. carrier frequency 载波频率; control-reference file 控制参考文件; classical receptive field 经典感受域; chemical releasing factor 化学释放因素
🗣️ 情景例句
If it ain't broke, don't fix it.
东西还没坏，就别急去修它。
It never rains but it pours.
祸不单行。（不鸣则已，一鸣惊人。）
Do you direct comedies?
您导演喜剧吗？