[pí]
n.
1.
【化】pyrene
2.
〈书〉grass
3.
【化】pyrene
v.
1.
〈书〉shelter

Sample Sentence

Definition:
Category:AllAll,OralOral,WrittenWritten,TitleTitle,TechnicalTechnical
Source:AllAll,DictionaryDictionary,WebWeb
Difficulty:AllAll,EasyEasy,MiddleMiddle,HardHard