If the balloon sails to the ground pick it up, put it back on the plate and keep on moving.

选两人比，每人手拿一只托盘，在托盘上放上气球。

youdao

Attracting numbers of birds continually to the same spot can be harmful to them, particularly species that pick food from the ground contaminated by the droppings of other birds.

持续吸引大量的鸟类到同一地点对它们来说是有害的，尤其是那些在被其他鸟类粪便污染的土地上觅食的鸟类。

youdao

youdao

This huge warrior threw me to the ground and then took hold of my arm again to pick me up.

VOA: special.2010.07.17

All you had to do was pick up the gold from the ground.

VOA: special.2009.02.11

There are many ways to be empathetic, and our experiences provide fertile ground to pick and choose what feels right to us.

FORBES: Five Styles of Gen X Leaders: Which One Are You?

"In exactly the same way that a GP might pick up the first signs of an outbreak of bird flu etc, so the plant doctors can be there on the ground to pick up the first signs of a new pest, or something that has not been picked up previously, " Dr Nicholls explained.

BBC: Plant clinics scheme to boost food security

But even so this seems to be rather strange ground upon which to pick a fight.

BBC: Euro puzzle on investment