Written receipt
[法] 受领证书
🧩 词语组成解析
written
['ritn]
adj. 书面的;写成文字的;明显受到…影响;（感情）全挂在脸上;
v. 写( write的过去分词);写信;
🗣️ 情景例句
And your name is ...?
请问你的名字是……？
How is the weather today?
今天天气如何？气温多少度？
below 20 per cent, its bactericidal action is negligible.
浓度低于20％时，杀菌能力基本上就不存在了。