【sustain音标】 英[səˈsteɪn] 美[səˈsteɪn]
【单词释义】 sustain是什么意思：
vt.维持；保持；支撑，支持；遭受，忍受；证实，证明；认可，赞成
[单词分级] 大学英语四级词汇
[第三人称单数] sustains
[单词现在分词] sustaining
[单词过去式] sustained
[单词过去分词] sustained
【sustain形近词/近似词】
abstain vi.弃权，不投票；戒除；弃权；回避
distain v.（使）变色；弄脏；伤害…的名誉
stain n.污点；瑕疵 v.弄脏；污染；玷污，败坏（名声）；给…染色
【近义词解析】
◇ 忍受
bear (v. 忍受，忍耐)：普通用词，指忍受饥饿、寒冷、疼痛、不幸、困难、侮辱等，多强调忍受者的勇敢和坚毅。
endure ([四级]v. [正式]忍受，忍耐)：强调长期性，主要指对灾难、困难、疼痛等长时间地忍受而不抱怨。
stand (v. 经受；忍受)：作“经受”解时，常与 could 或 can 连用，指某人或某物经得起伤害等；作“忍受”解时，主要指对某人、某种困难情况的忍受或承受，通常用于疑问句和否定句中，常可与 bear 换用。
sustain ([四级]v. [正式]遭受，经受)：指受到损害、创伤或金钱方面的损失。
tolerate (v. 忍受，容忍)：指以克制的态度容忍令人反感或厌恶的事物，含默认、宽容之意。
【单词例句】
◇ Scientists say it's difficult to know whether there's a limit to the number of people the planet can sustain — or when we could be approaching it. Still, according to Bradshaw, the 7.7 billion people who inhabit Earth now may already be pushing the planet to a breaking point.
科学家表示，很难知道地球能承受的人口上限，或者何时会接近上限。不过，据布拉德肖说，现在居住在地球上的77亿人可能已经把地球推向了崩溃的边缘。
---- World's population could swell to 10.9 billion by 2100
◇ Truth: Once or twice a week won't cut it for sustained health benefits.
事实：一周一到两次的锻炼不会给身体健康带来持久的回报。
---- Common fitness misconceptions
◇ The results suggested that good cardiorespiratory fitness – an individual's ability to engage in sustained aerobic exercises such as running, cycling, and swimming – was associated with a 42% reduced risk of lung cancer, a 40% reduced risk of liver cancer and a 39% reduced risk of oesophageal cancer.
结果表明，心肺健康的人患肺癌、肝癌和食管癌的风险分别降低42%、40%和39% ———— 心肺健康意味着能够从事跑步、骑车、游泳等持续的有氧运动。
---- Fitness earlier in life reduces cancer risk when older
◇ "By expanding it, China will not be as nearly dependent on exports for economic growth as in its earlier economic development phase. This will create an even larger economic base inside China to sustain its economic growth," Foster said.
福斯特说：“通过发展国内市场，中国将不再像经济发展初期那样依赖于出口。这将进一步夯实中国内部经济基础，使经济可持续增长。”