feather-light

常见例句

She danced, light as a feather, eyes shining.
她舞步轻快，两眼亮闪闪的。
Feather is very light, so that we say "as light as a feather".
羽毛很轻，因此我们说“轻如鸿毛”。
I groped for the light switch in the dark room.
我在黑暗的房间里摸索着找电灯开关。
A feather floated down on the wind.
一根羽毛随风飘落。
The chicks will soon feather out.
小鸟就要长出羽毛来了。
Compared with general concrete box-girder, box-girder with corrugated steel webs (CSW), which feathers light self-weight and high pre-stress efficiency, has been soon applied in bridge construction.
与普通箱梁相比,波形钢腹板预应力混凝土箱梁具有自重轻,预应力效率高等优点,这种结构在桥梁工程中得到了迅速推广。