backing and filling

基本解釋

Since then, Mr. White has made seven quilt tops, which are finished with a filling and backing between trips.
從那時起，懷特已經(jīng)做了七塊拼布被子面，并加上了內(nèi)芯和背襯，這些都是在旅途間隙完成的。
3：Susan is backing and filling on whether she should go on to graduate school or go out and get a job, now that the job market is so good for this year's graduates.
他說：Susan不知究竟該繼續(xù)上研究生課程呢，還是得出去找個工作，因為今年大學畢業(yè)生的就業(yè)市場特別景氣。這段話里的backing and filling意思就是遲疑不決。
4：The boss is backing and filling about building a new factory. We need it if we want to increase our sales but he's very nervous about borrowing so much money from the bank.
他說：主管對建造新廠的事兒舉棋不定。我們要想擴大銷售就需要這個新廠，然而得向銀行借那么多錢卻又讓這位主管忐忑不安。這段話里的backing and filling可解釋為舉棋不定。

The big rally, however, leaves the gold contract vulnerable to modest backing and filling or correction very short term.
FORBES: Technical Trading: Gold Is Vulnerable In Short Term To Backing and Filling
Comex gold futures prices are trading slightly higher Tuesday morning on some more chart backing and filling, and as traders and investors look forward to major news events this week.
FORBES: Gold Firmer amid Consolidation; Key Events This Week Awaited
Backing and filling could be possible.
FORBES: Technical Trading: Air Strikes, BOJ Easing Hopes Keep Short-Term Pattern Bullish For Gold