多背景 multiple backgrounds
多背单词 Memorizing words
多背压凝汽器 multipressure condenser
多背包问题 MultipleKnapsackProblem ; MKP ; multi-knapsack problem
多背棘沱江龙 Tuojiangosaurus Multispinus
多次背面反射 Multiple back reflections
多维背包问题 Multidimensional Knapsack Problem ; MDKP ; MMKP
多级背压式 multi-stage back pressure type
多图片背景 multiple background images
我们有必要尽量多背一些诗歌。
It is necessary that we should recite as many poems as possible.
老师要求我们尽量多背些美妙的诗歌。
The teacher asked us to learn by heart as many excellent poems as possible.
要说窍门，在多背一些动词的不规则过去式后，你会发现还是有一些规律的。
Speaking of the knacks, when you know the past forms of some irregular verbs, you will find some rules.
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