The standpoint that in the anatase TiO 2 there was thimbleful rutile TiO 2 which could bring the cooperation photocatalysis of degradation and improve its photocatalytic activity was first put forward .

首次提出在锐钛矿型TiO2 基质中，存在 极 少量的金红石型TiO2可产生协同光催化降解作用，有利于光催化活性的提高。

You don 't catch me tasting rum so much ; but just a thimbleful for luck of course the first chance I have .

你可别引诱我喝太多的 郎姆酒，不过可以为了祝好运而喝那么一 点点，当然，要是有机会的话。

He has just a thimbleful of insight into human behavior .

他对人们的行为只有一 点点 见识。

The number of un-repaired DNA damages is thimbleful but these un-repaired damages maybe produce very important influence on organism .

生物体内未被修复的DNA损伤是 极 少量的，但就是这些 极少量未被修复的DNA损伤却可能对机体产生非常重大的影响。