当一只昆虫与它们擦身而过时,就会触发一种微小的电荷,电荷沿着树叶里的隧道向下移动,并打开泪液细胞膜上的小孔。
When an insect brushes against them, this triggers a tiny electric charge, which travels down tunnels in the leaf and opens up pores in the tear's cell membranes.
一个哥伦比亚人想要别人靠近他时,他通常会用一个手势,一只手的所有手指都呈杯状,指向下方,同时快速地前后移动。
A Colombian who wants someone to approach him often signals with a hand movement in which all the fingers of one hand, cupped, point downward as they move rapidly back and forth.
球的重量使龙头向下移动,龙尾将水碗拉起来。
The weight of the ball causes the dragon's head to move down and the dragon's tail pulls the water bowl back up.
If I type 4 and hit Enter the 4 moves down and the blank space essentially moves up.
如果我键入4并回车,那么4会向下移动,空白区将会上移。
Figure out how you can make it move a little to the left, a little to the right, up and down and then repeat in some kind of looping structure.
就是找出办法让它向左移动一小步,向右移动一小步,向上一小步,向下一小步,像这样不断重复。
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