downdraght

n.下降气流,下降的趋势(尤指商业不景气)

下拽力；下拉力

名词

1、The downdraft caused the plane to lose altitude rapidly.
下拉力使得飞机迅速失去了高度。
2、The downdraft from the thunderstorm knocked over the trees.
暴风雨的下拉力把树都吹倒了。