Simplex periodontitis
[医] 单纯性牙周炎
🧩 词语组成解析
simplex
['sɪmpleks]
adj. 单纯的，单一的;
n. 单层公寓;单形;
[医] 牙周炎
🗣️ 情景例句
Thank you. I'd very much like to have a cup of Chinese tea.
我想来杯中国茶，谢谢你。
I would like to call a plumber to come this afternoon.
我要叫一个水管工人今天下午来。
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。