不低落

例句：

1. 1. The price of oil has not dropped significantly since the beginning of the year.
   自年初以来，油价没有显著下降。
2. 2. Despite the economic downturn, many companies are still able to maintain their growth.
   尽管经济衰退，许多公司仍然能够维持增长。
3. 3. The company's stock price has not fallen, indicating that investors are optimistic about its future.
   该公司的股票价格未下跌，表明投资者对其未来持乐观态度。