Ph
氫離子指數(shù)\\n[醫(yī)] 藥典; 苯基
??? 情景例句
when the dog scratched on the front door.
當(dāng)那狗在抓前門時(shí)。
It is better to please a fool than to anger him.
惹得傻瓜發(fā)火，不如使他快活。
One is the general atmosphere of secrecy in which it is carried out,
一是科研工作中普遍存在的保密氣氛；