HSK 3.0 11000 CHINESE WORDS
2 数字 shùzì numeral, numerical, digit, amount, number, numeric, figure, digital, quantity 2 许多 xǔduō lot, scores, lots, sight, pot, heap, quantity, plenty, slews, ton, battalion, many, scads, tidy sum, power, spate, chunk, pile, crowd, vastness, batch, lashings, whole lot, mint, mound, pocketful, large number, trunkful, ream, mickle, great deal, flock, mass, slew, heaps, a lot of, piles, whole slew, mess, raff, slue, gobs, much, lotta, multitude, volume, wad, store, raft, tons, satiety, rafts, doze 3 数量 shùliàng magnitude, scalar, aggregate, deal, measure, numerical quantity, measurement, sum, worth, amount, quantity, number 4 含量 hánliàng content, quantity contained 4 量 liàng to measure, capacity, quantity, amount, to estimate, abbr. for 量詞|量词[liang4 ci2], classifier (in Chinese grammar), measure word 4 质量 zhìliàng weight, molar, mass, quantity, quality 5 热量 rèliàng heat, quantity of heat, calorific value 5 增多 zēngduō increase (in number/quantity) 5 总数 zǒngshù result, all, amount of money, aggregate, sum total, summation, amount, number, sum, total, tale, sum of money, totality, capita, quantity 6 音量 yīnliàng intensity, volume, quantity, loudness, volume of sound 7 分量 fènliang (vector) component, quantity, weight, measure 7 默默无闻 mòmò-wúwén obscure and unknown (idiom), an outsider without any reputation, a nobody, an unknown quantity 7 少量 shǎoliàng dribblet, morsel, modicum, scattering, a few, whit, inch, small, daub, det.: a few, slug, element, dash, haet, dearth, fleabite, sprinkle, little, shred, smidgen, soupcon, a little/few, bit, suspicion, mouthful, tot, littleness, trifle, snack, small quantity, spot, few, groat, paucity, nibble, smattering, small amount, ounce, rag, lick, spatter, tad, skerrick, pennyworth, small amount/quanti 7 时隔 shígé separated in time (usu. followed by a quantity of time) 7 未知数 wèizhīshù unknown quantity
ENGLISH 6000 THEME WORDS
OXFORD 5000 CORE WORDS
quantity A2 n.
TANAKA 6000 CORE WORDS
Quality is more important than quantity. 
Chất lượng quan trọng hơn số lượng. Science
quantity số lượng Science