T-Bone Burnett has also written and performed on Costello's albums.

VOA: special.2010.11.12

Maybe you have to bone up on your test-taking skills.

你应该提升一下应试技巧。

麻省理工公开课 - 固态化学导论课程节选

Also on board is a new exercise machine, which is part of ongoing studies into the effects of long-term space flight on muscle and bone loss in astronauts.

VOA: standard.2010.04.05