sustainKK [səˋsten] /səˈsteɪn/发音动词1维持、持续The country cannot sustain this rate of growth for long.这个国家无法长期维持这样的成长速度。2承受、支撑These pillars are strong enough to sustain the entire roof.这些柱子够坚固,足以支撑整个屋顶。3蒙受、遭受正式Two passengers sustained serious injuries in the crash.两名乘客在这场车祸中受了重伤。4供养、养活The land can barely sustain a family of five.这块地几乎养不起一家五口。5支持、鼓舞Her letters sustained him through the difficult years.她的信在那些艰难的岁月里支持著他。6准许、支持法律The judge sustained the objection from the defense lawyer.法官准许了辩护律师提出的异议。7证实、确认正式Later research failed to sustain his original claim.后来的研究未能证实他原本的说法。名词1延音音乐Press this pedal to add sustain to the notes.踩下这个踏板可以让音符产生延音。用这个字练口说→