He walked clumsily because of the plaster casts on his legs.

因为腿上打着石膏绷带,他走路姿势笨拙.

Plaster casts of the heads of executed criminals were examined and compared to a reference head to determine whether any particular protuberances could be reliably associated with criminal behavior.

人们检查了已经被执行死刑的罪犯的头部石膏模型并跟一个参考的头型做比较来确定是否头部的一些特定的隆起确实下犯罪行为有关。