Instead of being sucked downward into the spiral of desertification, they have kick-started a new, virtuous cycle of life.

这些土地不仅没有被吞进沙漠化的漩涡中，反倒摇身一变成全了一段新生命的良性循环。

youdao

During, or at the end of the arm pull-down of the first stroke after the start and after each turn, a single downward butterfly kick is allowed, but not required, followed by a breaststroke kick.

出发后或每一次转身之后，在第一次大划手之当时或之后，一次向下蝶式踢腿是被允许的(非必要的)然后拌随一次蛙式踢腿。

youdao

This time as you rotate to left side skate (left arm extended), simultaneously kick downward with your right leg as a flick.

这一次在转动到左边的时候，同时打右侧的腿。

youdao

Therefore you're focused on just the most basic movements -- a common one involves jumping in the air, tapping the other button for the downward kick, and then tapping it again to fly backwards.

ENGADGET

Pearce met Jensen's free-kick with a powerful downward header, but Howard dived low to his right to save brilliantly.

BBC: SPORT | Football | Premiership | Fulham 1-0 Everton

Bellamy this time claimed the assist, whipping over a free-kick which Bothroyd headed downward and into the net from 12 yards.

BBC: Scunthorpe 2-4 Cardiff