他们每个人都俯身贴近地面蹲伏着前进。They walked in a crouch, each bent over close to the ground.一群秃鹫蹲伏在一具野牛的尸体上。A cluster of vultures crouched on the carcass of a dead buffalo.防守队员蹲伏在击球手守卫的三柱门周围。The fielders crouch around the batsman'...
...the commonly accepted norms of democracy.被人们普遍接受的民主准则Lappet norms has exquisite Whether does the lappet norms of crystalline light unite count for much.垂饰规格有讲究水晶灯的垂饰规格是否统一关系重大.Questions about norms and spectra are lik...
Propellant binders based on these materials have excellent mechanical properties and good performance.用这些材料制成的推进粘结剂的工作性能很好,而机械性能则更为突出.The and inferior binders fabrication process has become much more important.黏合剂制作工艺优劣显...