在你这句话中，Dump应该是“转存”的意思，详细请看：
dump
v.（动词）
dumped,dump.ing,dumps
v.tr.（及物动词）
To release or throw down in a large mass.
倾倒：大量放出或扔下
To empty (material) out of a container or vehicle:
卸下：将（物质）从容器或车辆中倒空：
dumped the load of stones.
卸下装载的石头
To empty out (a container or vehicle), as by overturning or tilting.
倒空：翻转或倾斜而倒空（容器或车辆）
To get rid of; discard:
摆脱；扔弃：
a fine for dumping trash on public land; dumped the extra gear overboard.
因在公用土地上倾倒垃圾而受的罚款；把多余的装备丢到船外
Informal To discard or reject unceremoniously:
【非正式用语】 随便抛弃或扔弃：
dump an old friend.
抛弃了一个老朋友
To place (goods or stock, for example) on the market in large quantities and at a low price.
倾销：向市场大量低价投放（如货物，股票）
Computer Science To transfer (data stored internally in a computer) from one place to another, as from a memory to a printout, without processing.
【计算机科学】 转储，转出：将（储存在计算机内中的数据）未经处理而从一处转入另一处，如从存储器转入打印输出
Slang To knock down; beat.
【俚语】 击倒；打
v.intr.（不及物动词）
To fall or drop abruptly.
突然跌倒或落下
To discharge cargo or contents; unload.
卸货：卸下货和或内容物；卸货
Slang To criticize another severely:
【俚语】 严厉地指责别人：
was always dumping on me.
总是把责任推到我头上
n.（名词）
A place where refuse is dumped:
垃圾场：堆卸废物的场所：
a garbage dump; a nuclear waste dump.
垃圾场；核废料场
A storage place for goods or supplies; a depot:
仓库：货物或物资的存储场所；堆集处：
an ammunition dump.
弹药堆集处
An unordered accumulation; a pile.
无秩序的累积；堆
Computer Science An instance or the result of dumping stored data.
【计算机科学】 转出，转储：转出内存数据的例子或结果
Slang A poorly maintained or disreputable place.
【俚语】 乱七八糟的地方：维护得不好或下流的场所
Middle English dumpen, dompen [to fall suddenly, drop]
中古英语 dumpen, dompen [突然落下，扔下]
[of Scandinavian origin]
[源出斯堪的纳维亚语]
dump（名词）
n.
垃圾堆; 煤堆; (仓)库房, 堆栈
排空孔, 放空孔
切断电流
倾翻器, 翻车机
[pl. ]废物
[美俚]破陋不洁的房屋[场所, 街道]
砰[轰]的一声
(计算机)清除; 信息转储;【自】打印
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