3)To locate or discover by searching or researching evidence:査出:通过寻找或研究证据确定或发现: e.g. trace the cause of a disease 查出一疾病的原因 4) To have origins; be traceable:有起源;可以追溯的: e.g. The custom traces back to the time of the Warring States 这个风俗可上溯到战国时期
3) To locate or discover by searching or researching evidence:查出：通过寻找或研究证据确定或发现： e.g. trace the cause of a disease. 查出一疾病的原因 4) To have origins; be traceable:有起源；可以追溯的： e.g. The custom traces back to the time of the Warring States. 这个风俗可上溯到战国时期
3. During the past 30 years, the triangle has claimed the lives of some 1,000 sailors and pilots ( Line 4, para 2 ◆ clain: 1) demand or ask for as one's own or one's due; assert ones right to 主张,要求:要求或寻求归为己有;维护自己对.的权 利 eg. claim a reward索求回报 claim a large amount against hin要求他赔偿大量金额 2) take in a violent manner as if by right 1已1两个 命
3. During the past 30 years, the triangle has claimed the lives of some 1,000 sailors and pilots. (Line 4, para 2) claim: 1) demand or ask for as one's own or one's due; assert one's right to 主张，要求：要求或寻求…归为己有；维护自己对…的权 利 e.g. claim a reward索求回报 claim a large amount against him要求他赔偿大量金额 2) take in a violent manner as if by right 索取，夺走：采用一种貌似合理的暴力手段取走 a hurricane that claimed two lives 飓风夺走了两个生 命
3)state to be true, especially when open to question assert or maintain声称,主张 e.g. He claimed that he had done the work without help 他声称没有得到帮助而完成了这项工作。 4) deserve or call for; require应该得到或要求;需要 e.g. There are several matters that claim my attention 有好几件事值得我注意
3) state to be true, especially when open to question; assert or maintain 声称，主张 e.g. He claimed that he had done the work without help. 他声称没有得到帮助而完成了这项工作。 4) deserve or call for; require应该得到或要求；需要 e.g. There are several matters that claim my attention. 有好几件事值得我注意
4 These mys sterious patches of light are still visible today and so bright that they have been seen from U.s spacecraft in orbit around the earth, Line 7, para. 3) ◆ visible Able to be seen.看的见的,可见的 [扩展] vISIon n视力,视觉先见之明,眼力,想象力,幻想,幻 影,景象 man of( without) vISIon有(无)远见的人;vsua视觉的 audible听得见的, inaudible听不见的, audition听觉, audio 听觉的
4. These mysterious patches of light are still visible today and so bright that they have been seen from U.S. spacecraft in orbit around the earth. (Line 7, para.3) visible Able to be seen. 看的见的，可见的 [扩展] vision n.视力, 视觉, 先见之明, 眼力, 想象力, 幻想, 幻 影, 景象 man of (without) vision有（无）远见的人；visual视觉的 audible听得见的, inaudible听不见的, audition听觉，audio 听觉的