callan

n.

青少年，少年们；

1. Which kind of entertainment will the callan do in future 20 years?
   今后的二十年青少年将作什么娱乐活动？
2. Maybe the callan should not be so worried,but will have more wrangle with parents and behave badly in school.
   而青少年也许没那么担心，但却会更多地与家长发生口角或在学校里表现不好。

Training algorithms for linear text classifiers
Novelty and redundancy detection in adaptive filtering
Content-based retrieval in hybrid peer-to-peer networks
A language modeling framework for resource selection and results merging
Maximum likelihood estimation for filtering thresholds
Using sampled data and regression to merge search engine results
Memory CD8+ T cells vary in differentiation phenotype in different persistent virus infections.
Strings in background fields
Luminescent sensors and switches in the early 21st century
Direct Visualization of Antigen-specific CD8+T Cells during the Primary Immune Response to Epstein-Barr Virus In Vivo