外因通过内因而起作用.External causes become operative through internal causes.FvL突变可能是家族性BCS的内因.FvL mutation may be a underlying pathogenicity of familial BCS.语言的变迁有内因也有外因.Language can change due to either internal or external fac...
In its natural habitat, the hibiscus will grow up to 25ft.在原生境中，木槿能长到25英尺高。All plants like to grow up toward the sunlight.所有的植物都喜欢朝着阳光向上长.You could even put a trellis on your walls and train plants to grow up it.你甚至可以在墙上...
该目昆虫的前翅发展成坚硬的鞘翅或壳.In this order the the forewings are modified to form hard elytra or cases.鸟儿的翅膀肿了,前翅不见了.The birds'wing was swollen and the primaries missing.雄蟋蟀凭借前翅的磨擦发出唧唧声.TYPICAL USE : Male crickets chirping noi...