马修擦掉了脸上的煤灰。Matthew scrubbed the coal dust from his face.他们满脸煤灰。Their faces were blackened with soot.他的脸和双手都沾满了煤灰和污垢.His face and hands were coverd with grime from the coal dust....
As I exited the final display, I entered a hexagonal room...我从最后一个展厅里出来，走进一个六角形的房间。A method for determining the hexagonal polytypes of silicon carbide using the Laue pattern is described.本文提出了用X射线 劳埃法鉴定SiC六方多型体类型的方法.The ...
A beneficent microclimate brings out the camellias betimes ( John Russell )有利的小气候使山茶花提前开放 ( 约翰罗素 )The Silkworm Goddess had been beneficent to the tiny village this year.今年蚕花娘娘保佑这小小的村子.Of course, judaic organization is no...