The commissionaire plumped down into a chair and stared from one to the other of us.

看门人品通一下跌坐在椅子上，瞪大眼睛轮番看着我和福尔摩斯。

The Shepherdess plumped down to the ground with fear.

牧羊女很害怕扑通一声倒在地上。

He dragged a chair up to the hearth and plumped; down into it.

他把一把椅子拖到炉边，扑通一声坐了下来。

I plumped my pillow down on the sofa arm.

我把枕头放在沙发扶手上。

He looked round, as if to seek for inspiration, and seeing a stool, plumped down upon it for something to do.

他环顾四周， 好像在寻找灵感， 看到一张凳子， 便扑倒在上面找事做。

The ouzels pass it by, and so do the ducks; they could hardly get into it if they would, without plumping straight down inside the circling trees.

ouzels 从它身边经过，鸭子也是；如果他们愿意，他们几乎无法进入，除非在盘旋的树木中直接下降。

" What effect do you expect to have upon your father, " her aunt demanded, " if you come plumping down, without a vestige of any sort of feeling, as if nothing in the world had happened" ?

“你希望对你父亲产生什么影响，”她的姨妈问道，“如果你扑通一声下来，没有任何感觉的痕迹，就好像世界上什么都没有发生过一样”？