pi

pi

名词 pi:

the ratio of the circumference to the diameter of a circle; approximately equal to 3.14159265358979323846...

someone who can be employed as a detective to collect information

同义词：private detective, private eye, private investigator, operative, shamus, sherlock

the scientist in charge of an experiment or research project

同义词：principal investigator

the 16th letter of the Greek alphabet

an antiviral drug used against HIV; interrupts HIV replication by binding and blocking HIV protease; often used in combination with other drugs

同义词：protease inhibitor