n.
the short weak cry of a young bird
同义词：cheep
a secret look
同义词：peek
Northern Philanthropy and the Emergence of Black Higher Education---Do --Gooders, Compromisers, or Co-Conspirators?
Activists Speak Out
How to involve people who use drugs. Revised (2-page Dos and don’ts)
Coating material pump
Drain valve for an air cleaner
Spray gun nozzle
Shipboard Medical Information System Needs Among Surface Ships
Valved pipe coupling
Spray gun air cap
Apparatus for heating and circulating spray material
