first time step

基本解釋

A great first step and time saving tool for anyone who frequently does organizational sport scheduling.
偉大的第一步，節(jié)省時間的工具，任何人誰不經(jīng)常運動的組織調(diào)度。
At present the production and commercialization application of green external tile with self-cleaning function is only at the first time step.
目前國內(nèi)具有自清潔功能的綠色外牆瓷甎的生産和商品化應(yīng)用仍処於起步堦段。
Erosion wear mechanism for refractory materials at room temperature is studied for the first time with the step erosion method by means of SEM for the first time in this paper.
本文首次採用分步?jīng)_蝕的方法，利用SEM等手段研究了耐火材料的常溫沖蝕磨損機理；

Then the first time so he came up a major third there and then quickly backed off with just a half step below it, which completely gave it a different feel.
於是開始的時候,樂曲中出現(xiàn)一個大三和弦,然後快速地降低了半個音,這種變化給人完全不同的感受
耶魯公開課 - 聆聽音樂課程節(jié)選

The time has come for the first big step: a switch to a two-child policy.
ECONOMIST: China's population