Hering's hypothesis
[医] 赫林氏假说(关于色觉的)
🧩 词语组成解析
🗣️ 情景例句
Did you get some rest on your vacation?
假期中休息的怎么样？
I often go home at noon.
我常常在中午回家。
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。