back haul

基本解釋

Back haul is the distance traveled from the delivery destination point back to the departure point.
回程是從交貨目的地回到出發(fā)點(diǎn)的距離。。
Scenes of the long haul back from the slump show a nation struggling to rebuild after a battering that crossed ages, regions and occupations.
衰退之后的漫長歷程中的一幅幅畫面，展示的是一個(gè)國家在各年齡層次的人口、各個(gè)地區(qū)、各個(gè)行業(yè)均受沉重打擊之后，正在努力進(jìn)行重建的情景。
Driving between such major cities as Miami and Tampa is a back-numbing haul; flying between them, especially at the exorbitant fares many airlines charge, often seems impractical.
自駕車在佛州幾個(gè)主要城市間，比如邁阿密和坦帕，作短途旅行，就已經(jīng)讓人腰酸背痛了；坐飛機(jī)往返城市間通常顯得并不現(xiàn)實(shí)，機(jī)票太貴。

I can haul her back in, and there she is again.
我能把她拽回來，那么她就回來啦。
耶魯公開課 - 文學(xué)理論導(dǎo)論課程節(jié)選

In the short run, carriers have taken steps to manage spectrum more efficiently by splitting cell sites, offloading traffic onto local WiFi connections and upgrading back-haul networks.
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But it will be a long haul back to 33% and better.
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It was a long haul back.
FORBES: Magazine Article