单词：reciprocating bearing
往复运动零件用的轴承
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Here they are! Striated Caracaras, doing what they do best--scavenging. This is exactly the type of scene the National Geographic crew expected to catch on camera when they went to the frigid Falkland Islands. What they didnt expect? Well, the birds
发表于:2018-12-30 / 阅读(87) / 评论(0)
国家地理2007年
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Stem cells - cells from which a number of more Stimulated saliva - saliva which has been stimulated by chewing. Stippled - a pattern which is made of small dots. Gingiva has a stippled appearance due
发表于:2019-01-03 / 阅读(107) / 评论(0)
医务英语
医务英语
The few surfaces not covered by signs are often clad in a distinctive, dark green-gray, striated aluminum siding. 这仅存的没有被商标遮盖的建筑，一般都被包裹在有特色的阴暗铝灰条纹的铝制外壁板之中。 Take-out san
发表于:2019-01-18 / 阅读(52) / 评论(0)
TED演讲商业篇
TED演讲商业篇