Only three windows had been glassed.只有三个窗镶上了玻璃.The clinking of glassed traces its roots to medieval days.喝酒时碰杯的传统可以追溯到中世纪.The archway between the two buildings had been glassed over.两座建筑物之间的拱道已经覆盖上了玻璃....
A major barrier to interspecific hybridization is sterility in the F 1 progeny.种间杂交的主要障碍是F1代的不育性.Among its many progeny, the 1944 Education Act gave birth to the modern youth service.在1944年通过的《教育法案》的诸多衍生条款中，就包括了现代青年教育服务。...