unshodadj.未穿靴的;赤脚的;未钉铁蹄的v.使看不见
unsadj.不对称的
unserious permanent fault criterion非严重永久故障判据
unsealing of closed-stored weapon武器启封
unsaturated remolded expansive soil非饱和重塑膨胀土
unselected crossbreeding population未选择杂交育种群体(落)
unsaturated low-permeability clay非饱和低渗透黏土
unstructured viscous Cartesian grid非结构贴体直角网格
Unsteadiness in speech or action.支吾:言语或行动的犹豫。
unsaturated iron-binding capacity不饱和铁结合力, 未饱和铁结合力
"the invisible man"
"invisible rays"
"an invisible hinge"
"invisible mending"