Captioning
v. 给（图片、照片等）加说明文字( caption的现在分词 )
🗣️ 情景例句
Large or Little?
大杯还是小杯？
He who plays with fire gets burned.
玩火者必自焚。
Sending a fax is more expensive than posting a letter, but much quicker.
发传真比寄信要贵些，但是要快得多。