查询词典 traceless
- 与 traceless 相关的网络解释 [注：此内容来源于网络，仅供参考]
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traceless：无痕迹
以巯甲基树脂为载体,采用固相合成法,无痕迹(traceless)平行合成了三取代的吲哚啉-2-酮衍生物并分离得到16个单体化合物;在固相合成吲哚啉-2-酮的基础上,在溶液中平行合成了109个吲哚啉-2-酮衍生物;对所合成的吲哚啉-2-酮衍生物进行了体外抗肿瘤活性测试,
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As traceless as a thaw of bygone snow：如殘雪消融得無蹤無影
A day of days ! I let it come and go 一生中的一天 ! 就這樣過去... | As traceless as a thaw of bygone snow . 如殘雪消融得無蹤無影 | It seemed to meen so little , meant so much ! 似乎些微的小事 竟然這麼重...
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As traceless as a thaw of bygone snow：如融雪般全然消逝
A day of days! I let it come and go 那时光中的一日!我却放任... | As traceless as a thaw of bygone snow; 如融雪般全然消逝; | It seemed to mean so little, meant so much; 它现在看似无足轻重,其实当时意味深...
- 推荐网络解释
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Old Testament：基督教的《旧约全书>
microscopic agglutination 镜检凝集 | Old Testament 基督教的<<旧约全书>> | play politics 弄权
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echo canceling：回音刪去
回音返回 echo back | 回音刪去 echo canceling | 回音消除併合 echo canceling hybrid
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earth movement：地层移动
earth magnetic field 地磁场 | earth movement 地层移动 | earth moving 土方工作