P. p. d.
[医] 精制蛋白衍化物(结核菌素)
🗣️ 情景例句
Lies cannot hide facts.
谎言掩盖不了事实。
That's rather disappointing.
真是让人失望。
I want Eric to play in a concert with me, on July 13th in London.
我想要艾瑞克和我一起在7月13日伦敦的音乐会上演出。