As a result many traders are stuck with stocks, and have suffered losses as prices of small stones have tumbled by nearly 30 percent since they bought them.

VOA: standard.2009.04.03

They're stuck to a surface that's provided by the environment that's around them, they're not swimming free in solution.

他们黏联在,周围环境的表面上,而不会在溶液中自由运动

耶鲁公开课 - 生物医学工程探索课程节选

They're stuck to a surface that's provided by the environment that's around them, they're not swimming free in solution.

他们黏联在,周围环境的表面上,而不会在溶液中自由运动

耶鲁公开课 - 生物医学工程探索课程节选