Tra từ sustain - Từ điển Oxford Advanced Learner 8th

sus·tain AW [sustain sustains sustained sustaining] BrE [səˈsteɪn] NAmE [səˈsteɪn] verb
1. ~ sb/sth to provide enough of what sb/sth needs in order to live or exist
•Which planets can sustain life?
•I only had a little chocolate to sustain me on my walk.
•The love and support of his family sustained him during his time in prison.
•When she lost her job they could no longer sustain their expensive lifestyle.
2. ~ sth to make sth continue for some time without becoming less
Syn: ↑maintain
•a period of sustained economic growth
•a sustained attack
•She managed to sustain everyone's interest until the end of her speech.
•Kangaroos can sustain high speeds over long distances.
•the sustaining pedal of a piano (= that allows a note to continue sounding for a long time)
3. ~ sth (formal)to experience sth bad
Syn: ↑suffer
•to sustain damage/an injury/a defeat
•The company sustained losses of millions of dollars.
4. ~ sth to provide evidence to support an opinion, a theory, etc.
Syn: ↑uphold
•The evidence is not detailed enough to sustain his argument.
5. ~ sth (formal)to support a weight without breaking or falling
Syn: ↑bear
•The ice will not sustain your weight.
6. ~ sth (law)to decide that a claim, etc. is valid
Syn: ↑uphold
•The court sustained his claim that the contract was illegal.
•Objection sustained! (= said by a judge when a lawyer makes an ↑objection in court)
Verb forms:

Word Origin:
Middle English: from Old French soustenir, from Latin sustinere, from sub- ‘from below’ + tenere ‘hold’.

Example Bank:
•The government will find it hard to sustain this economic growth.
•The soil was so badly eroded it could no longer sustain crop production.
•This relationship would be very difficult to sustain.
•Objection sustained!
•She had been the victim of a sustained attack.
•She managed to sustain everyone's interest until the end of her speech.
•The ship had sustained damage to its hull.
•We are experiencing a period of sustained economic growth.