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单词 knapsack
释义
knapsack
noun[C]
UKold-fashionedorUS
uk
/ˈnæp.sæk/us
/ˈnæp.sæk/
abagcarriedon the back or over theshoulder, usedespeciallybypeoplewho gowalkingorclimbingforcarryingfood,clothes, etc.
（徒步旅行者或登山者用的帆布或皮制的）小背包
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rucksack
haversackold-fashioned
backpacknoun
picture of knapsack
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SMART Vocabulary: related words and phrases
Containers for carrying personal possessions
  • attaché case
  • baggage
  • baggage allowance
  • billfold
  • bindle
  • briefcase
  • excess baggage
  • fanny pack
  • garment bag
  • grip
  • hand luggage
  • handbag
  • pannier
  • pillbox
  • pocketbook
  • rucksack
  • sack
  • saddlebag
  • satchel
  • schoolbag
See more results »
(Definition ofknapsackfrom theCambridge Advanced Learner's Dictionary & Thesaurus© Cambridge University Press)

knapsack| American Dictionary

knapsack
noun[C]
us
/ˈnæpˌsæk/
asmallbagwithstrapsthat canholdit against a person’s back,leavingthearmsfree
(Definition ofknapsackfrom theCambridge Academic Content Dictionary© Cambridge University Press)

Examplesofknapsack

knapsack
We gravitate to our knapsacks, the session comes to an end, and the clock begins to measure time once again.
From theCambridge English Corpus
In general, identifying non-trivial strong valid inequalities is not obvious even forknapsackrelaxations.
From theCambridge English Corpus
Solving largeknapsackproblems with a genetic algorithm.
From theCambridge English Corpus
These have to be applied with aknapsacksprayer.
From theCambridge English Corpus
Some facet-defining inequalities of theseknapsackrelaxations are easy to identify.
From theCambridge English Corpus
Both treatments were applied in 200 litres water/ha using aknapsacksprayer at a pressure of 2 bars.
From theCambridge English Corpus
Pheromone solutions were applied by means of a manualknapsacksprayer.
From theCambridge English Corpus
Finding the shortest path corresponds to minimising the cost of placing items in theknapsack, and therefore maximising the profit.
From theCambridge English Corpus
The general problem of ordering categories to minimize wasted gaps in allocation is somewhat similar to aknapsackproblem.
From theCambridge English Corpus
However, we can simplify the problem further, so that finding such inequalities is easier, and then build from these inequalities to obtain facets of theknapsackpolytopes.
From theCambridge English Corpus
Pmax represents the profit of the solution and cap is theknapsacksize.
From theCambridge English Corpus
Thus, for a largeknapsackof 20,000 elements, the adaptive penalty function used in this research computes the minimum and the maximum penalties as approximately 1 and 10, respectively.
From theCambridge English Corpus
It closely corresponds to theknapsackproblem.
From theCambridge English Corpus
What makes a vector solution x infeasible is that the total weight of the individual x has exceeded theknapsackcapacity.
From theCambridge English Corpus
Crowder et al. (1983) suggested using strong inequalities derived from the individual linear constraints of the problem (knapsackrelaxations).
From theCambridge English Corpus
These examples are from corpora and from sources on the web. Any opinions in the examples do not represent the opinion of the Cambridge Dictionary editors or of Cambridge University Press or its licensors.
#https://dictionary.cambridge.org//dictionary/english/knapsack##
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更新时间：2025/2/10 21:15:20