相关单词近義詞 accumulation 積聚, bottleneck 瓶頸, buildup 集結, excess 超過, logjam 浮木阻塞, surfeit 過食, stockpile 貯藏堆, reserve 保畱, log 原木臨近詞backpack, backlash, backlog order, backlog total, backlog report, backlog demand, backlog control, backlog quantity, backlog document, backlog of cases, backlogging rate, backlog reporting 返回 backlogged