临时需要 meaning in Chinese

temporary needs

The greater part of his occasional wants are supplied in the same manner as those of other people, by treaty, by barter, and by purchase .
他的大部分临时需要和其他人一样，也是通过契约，交换和买卖而得到供给的。
By storing the data in two separate tables , the primary table can be simple in design and still handle the occasional need for storing this information
通过将数据存储在两个不同的表中，主表的设计会非常简单，而且仍能够满足存储此信息的临时需要。
This is to facilitate whoever is in possession of one of the two currencies , and has a temporary need for the other currency , to manage the exchange risk by crystallising it up - front to avoid the uncertainties of subsequent exchange rate movements
简单来说，它是交易双方按照约定的期限互换各自持有的一种货币的安排，使他们能以本身过剩的一种货币来交换另一种货币，以应付其对后者的临时需要。