提示：点击例句中的单词，就可以看到词义解释

Load factors remained unchanged at 90 % .

而客座率依然保持在90%水平不变。

The ancient business of pawnbroking remains essentially unchanged .

古老的典当业本质上仍然不变。

Opec is likely to keep its official output levels unchanged today .

今天欧佩克可能决定维持其官方产量不变。

The bank of england also kept its key rate unchanged at 0.5 percent .

英格兰银行也把基准利率维持在0.5%不变。

But this should raise both prices and rents , leaving their ratios unchanged .

但这理应同时推高房价和租价，使得二者比率维持不变。