sustained
[səˈstend]
adj.
持久的，持续的;
v.
维持( sustain的过去式和过去分词 );
支撑;
忍受;
长期保持;
例句:
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America has enough firepower in the area to mount sustained air strikes.
美国在该地区拥有足够的火力发动持续的空中打击。
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He sustained a serious mortar injury during the conflict.
来自BBC
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Throughout life the ego is sustained by this base .
来自SA
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He sustained serious neck injuries after he broke someone's fall.
有人坠落压在他身上，致使他颈部受重伤。
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He was sustained by the unflagging support of his family.
他得到了家人不断的支持。
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The question is how long that can be sustained.
来自WSJ