Watermarking
(watermark 的现在分词) n. 水位标志, 水印\\nvt. 印水印于
🗣️ 情景例句
Hello, nice to meet you. By the way, nice shoes you have.
你好，很高兴见到你。 顺便提一下， 你的鞋子很漂亮。
I finish working at 5:45 p.m.
我在下午5:45点完成工作。
In the last act, a gaoler would always come on to the stage with a letter which he would hand to the prisoner.
在最后一幕中，狱卒手持一封信上场，然后将信交给狱中那位贵族。