查询词典 didn't know ... before

The latest driven force is the possibility of staging shows on the Mainland, and I feel I can finally show my friends with my works. Before they all didn't know what I was, in their impressions I was just a charlatan. Now finally I can prove myself.

最近的动力是可以在国内做展览，我觉得我终于可以给朋友们看看我的作品了，以前他们都不知道我是干嘛，印象里我就是一个混子，现在总算可以证明了。

I swear I didn't know how to make cheese before I saw this video.

我发誓我不知道如何使奶酪之前，我看到这部影片。

Before I began, I didn't know whether I was a great artist, or an eccentric daydreamer .

刚开始在街头表演的时候我买不起扬声器，而且我唱歌时感觉有点不自然。

Before taking the course, we didn't know such a thing as insider trading was possible, or how to do it.

在上这门课之前，我们都不知道还可能有内幕交易这样的事情发生，也不知道如何去做。

Before arriving Australia, I didn't know anything about the monolith, Uluru.

在去澳洲之前，压根不知道有这一块大石头，乌鲁鲁。

I didn't know who he was. I had never seen him before.

我不知道他是谁，我以前从来没见过他。

"I must confess that I didn't know Santon before his debut a few weeks ago," Lippi admitted to Sky Sport Italia.

我必须承认，在几周前他的处子秀之前，我从来没有听说过他。

I didn't know how long had passed before I heard the screeching cry of a new born baby from my right.

不知道过了多久，我听到了婴儿的哭声在我的右边。

I didn't know whether to send the letter before you mail it .

我不知道这封信是否要用航空发出。

Using Fourier Transform, then defined the Filtering Operators which can be used for remove the Swath Error quickly and exactly. I didn't know the appropriate spectral Calibration methods of space hyperspectral data before this study.

通过对不同种类的大气校正方法的研究，在缺少同步野外实测数据的情况下，运用大气辐射传输模型对数据进行了大气校正，取得了良好的校正效果。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。