事先准备的

A lot of people nowadays use a pre-packaged cake mix with all the ingredients in it already, so it's easier to make.

用事先调好的蛋糕粉？那当然简单多了。那多没意思啊！自己把所有的材料准备好，从头开始做，其实很好玩呢！

Extemporize;speak impromptu;make an extemporaneous speech

事先毫无准备，仅就当时的感受创作、表演或演讲的

However, the 27-year-old heartthrob was only prepared to answer questions that had been submitted beforehand.

但是这位27岁的万人迷，只准备回答事先呈交上的问题。

However, the27- year-old heartthrob was only prepared to answer questions that had been submitted beforehand.

但是这位27岁的万人迷﹐准备回答事先呈交上的问题。

It won't do to trust to the inspiration of the moment when speaking to such a big audience.

对这麼多听众演讲，事先不准备仅靠一时的灵感是不行的。

The scaffold awaits the poisoner, whoever she may be, unless, as I just said, the poisoner has taken the precaution of keeping for herself a few drops of her deadliest potion .

断头台等待着罪犯，不论她是谁，除非，正如我刚才所说的，那下毒犯事先早有准备，为她自己也留下了最致命的毒药。

Differ with television relay and video short, go up to still be belonged to as a result of the history through concert of network direct seeding first, the dimensions of televiewer is beforehand OK estimation arrives, but how many can Internet user have to do not have a basis completely after all, and the bandwidth of Internet user number and direct seeding and server preparation are direct and relevant.

与电视转播和视频短片不同，通过网络直播演唱会由于历史上尚属首次，电视观众的规模是事先就可以估算到的，但互联网用户究竟会有多少完全没有依据，而互联网用户数与直播的带宽及服务器准备直接相关。

Firstly,we expatiated on the features of hospital rescue in anti-terrorism :event happened suddenly and unforeseeably;the ways of terror attack are varied,which have high requirements on medical rescue;resˉcue response requires quick,and less time for preparation;similar injuries or diseases take place at the same time,which requires the better professional rescue capacity;the conditions on the locale are complicated,which need close cooperation.

分别阐述了反恐斗争医院救援的特点是：事件发生突然，事先难以预测；恐怖袭击手段多种多样，对医学救援要求高；救援反应要求迅速，缺少准备时间；同种伤病同时发生，要求具有较强的专科救治力量；现场情况复杂，需要密切协同。

Next,learning by heart as many well-written essays as possible is also very important.

在求职时，求职者事先做好充分的准备是非常重要的。

If you do your homework, prepare your documentation in advance and stay informed, you can have a stress free closing.

如果你的功课，准备好你的文件和事先知情逗留，你可以有一个应力自由关闭。

I didn't watch TV last night, because it .

昨晚我没有看电视，因为电视机坏了。

Since this year, in a lot of villages of Beijing, TV of elevator liquid crystal was removed.

今年以来，在北京的很多小区里，电梯液晶电视被撤了下来。