不时之需

Take a spare tyre along in case of need.

带只备用轮胎去，以备不时之需。

I set aside a large sum of money for an emergency.

我留出了一笔不小的钱以备不时之需。

I've put aside a good sum of money for the rainy days.

我留出了一笔不小的钱以备不时之需。

Efforts to spur domestic spending include beefing up health-care protection and retirement benefits that will ultimately convince people that it is safe to buy more now and save less for a rainy day.

刺激国内开支的举措包括加强医保和退休福利，最终让人们相信当前增加开支、减少以备不时之需的储蓄是安全的。

In six months are clouds, there will also be some cold, should bring the wool clothing when not to.

六月间中有密云，也会有些寒意，宜带备毛衣备不时之需。

He always saves a little money to use on exigence.

他每月都要存一点钱以备不时之需。

They set up a "embryo bank" to keep a supply of frozen, fertilized eggs available indefinitely.

他们建立了一个"胚胎库"，就可以有冷冻的受精卵以供不时之需。

The remaining 500 yuan per month, can be used as the daily life of imprest, for emergency use.

每个月余下的500元，可以作为日常生活的备用金，以备不时之需。

But it'll do in a pinch,right?

不过也算是以备不时之需了，对吧？

I have left a sum of money in case of need.

我留出了一笔不小的钱以备不时之需。

The absorption and distribution of chromium were studied in ryeusing nutrient culture technique and pot experiment.

采用不同浓度K2CrO4(0，0.4，0.8和1.2 mmol/L)的Hoagland营养液处理黑麦幼苗，测定铬在黑麦体内的亚细胞分布、铬化学形态及不同部位的积累。

By analyzing theory foundation of mathematical morphology in the digital image processing, researching morphology arithmetic of the binary Image, discussing two basic forms for the least structure element: dilation and erosion.

通过分析数学形态学在图像中的理论基础，研究二值图像的形态分析算法，探讨最小结构元素的两种基本形态：膨胀和腐蚀；分析了数学形态学复杂算法的基本原理，把数学形态学的部分并行处理理念引入到家实际应用中。