1、泛泛之交
... anticlinal bowing 背斜突出部 bowing acquaintance 点头之交 ; 泛泛之交 bowing trench 沟壁内凹 ...
2、点头之交
... anticlinal bowingn.背斜突出部,背斜鼻 bowing acquaintance点头之交,泛泛之交 longitudinl bending bowingn.纵弯 ...
3、点头之交泛泛之交
...吃了苦头之后才…… to one’s cost点头之交泛泛之交 bowing acquaintance广角镜头之一种 retrofocus lens = inverted telephoto lens ...