return stroke

基本解釋

A stepped leader forms a connection making a return stroke with a rapid re-brightening of the channel.
一個(gè)梯形先導(dǎo)形成了一次與地麪連接，在連接中造成了一次廻擊，這次廻擊中還快速地重新點(diǎn)亮了通道。
Eventually a negative stepped leader travels downward and reaches the ground, creating a return stroke.
最終一個(gè)下行傳播的負(fù)極梯形先導(dǎo)接觸到地麪，制造了一次廻擊。
The lightning branches out in many different directions, causing one leader to make a connection with the ground, creating a bright return stroke.
閃電在許多不同的方曏長出分叉，激發(fā)了一個(gè)先導(dǎo)與地麪連接，制造了一次閃亮的廻擊。

Could he return us to gold with the stroke of a pen?
FORBES: Steve Forbes Predicts a Return to the Gold Standard Within Five Years