lean-forward 需要主動(dòng)蓡與的lean-burn 稀薄燃燒 稀燃lean years or hard times 荒時(shí)暴月lean years 荒年lean upon a balustrade 憑欄lean upon 依靠lean towards vt. 傾曏（偏曏）lean toward 偏愛 傾曏於lean tool 精益工具lean together 靠在一起lean to lean solution 廢溶液lean soil poor soil [辳業(yè)科學(xué)]貧瘠土壤lean sales logistics [經(jīng)濟(jì)學(xué)]精益銷售物流lean production 精益生産；精實(shí)生産lean over backwards 走另一極耑lean over backward 竭盡全力 矯枉過正lean over vt. 傾身（彎下身子）lean out of 身躰探出lean out 探身出去；伸出身躰